测试

frontend/node_modules/@floating-ui/dom/LICENSE

@@ -0,0 +1,20 @@
+MIT License
+
+Copyright (c) 2021-present Floating UI contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

frontend/node_modules/@floating-ui/dom/README.md

@@ -0,0 +1,4 @@
+# @floating-ui/dom
+
+This is the library to use Floating UI on the web, wrapping `@floating-ui/core`
+with DOM interface logic.

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.browser.mjs

@@ -0,0 +1,948 @@
+import { rectToClientRect, arrow as arrow$1, autoPlacement as autoPlacement$1, detectOverflow as detectOverflow$1, flip as flip$1, hide as hide$1, inline as inline$1, limitShift as limitShift$1, offset as offset$1, shift as shift$1, size as size$1, computePosition as computePosition$1 } from '@floating-ui/core';
+
+/**
+ * Custom positioning reference element.
+ * @see https://floating-ui.com/docs/virtual-elements
+ */
+
+const min = Math.min;
+const max = Math.max;
+const round = Math.round;
+const floor = Math.floor;
+const createCoords = v => ({
+  x: v,
+  y: v
+});
+
+function hasWindow() {
+  return typeof window !== 'undefined';
+}
+function getNodeName(node) {
+  if (isNode(node)) {
+    return (node.nodeName || '').toLowerCase();
+  }
+  // Mocked nodes in testing environments may not be instances of Node. By
+  // returning `#document` an infinite loop won't occur.
+  // https://github.com/floating-ui/floating-ui/issues/2317
+  return '#document';
+}
+function getWindow(node) {
+  var _node$ownerDocument;
+  return (node == null || (_node$ownerDocument = node.ownerDocument) == null ? void 0 : _node$ownerDocument.defaultView) || window;
+}
+function getDocumentElement(node) {
+  var _ref;
+  return (_ref = (isNode(node) ? node.ownerDocument : node.document) || window.document) == null ? void 0 : _ref.documentElement;
+}
+function isNode(value) {
+  if (!hasWindow()) {
+    return false;
+  }
+  return value instanceof Node || value instanceof getWindow(value).Node;
+}
+function isElement(value) {
+  if (!hasWindow()) {
+    return false;
+  }
+  return value instanceof Element || value instanceof getWindow(value).Element;
+}
+function isHTMLElement(value) {
+  if (!hasWindow()) {
+    return false;
+  }
+  return value instanceof HTMLElement || value instanceof getWindow(value).HTMLElement;
+}
+function isShadowRoot(value) {
+  if (!hasWindow() || typeof ShadowRoot === 'undefined') {
+    return false;
+  }
+  return value instanceof ShadowRoot || value instanceof getWindow(value).ShadowRoot;
+}
+const invalidOverflowDisplayValues = /*#__PURE__*/new Set(['inline', 'contents']);
+function isOverflowElement(element) {
+  const {
+    overflow,
+    overflowX,
+    overflowY,
+    display
+  } = getComputedStyle$1(element);
+  return /auto|scroll|overlay|hidden|clip/.test(overflow + overflowY + overflowX) && !invalidOverflowDisplayValues.has(display);
+}
+const tableElements = /*#__PURE__*/new Set(['table', 'td', 'th']);
+function isTableElement(element) {
+  return tableElements.has(getNodeName(element));
+}
+const topLayerSelectors = [':popover-open', ':modal'];
+function isTopLayer(element) {
+  return topLayerSelectors.some(selector => {
+    try {
+      return element.matches(selector);
+    } catch (_e) {
+      return false;
+    }
+  });
+}
+const transformProperties = ['transform', 'translate', 'scale', 'rotate', 'perspective'];
+const willChangeValues = ['transform', 'translate', 'scale', 'rotate', 'perspective', 'filter'];
+const containValues = ['paint', 'layout', 'strict', 'content'];
+function isContainingBlock(elementOrCss) {
+  const webkit = isWebKit();
+  const css = isElement(elementOrCss) ? getComputedStyle$1(elementOrCss) : elementOrCss;
+
+  // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+  // https://drafts.csswg.org/css-transforms-2/#individual-transforms
+  return transformProperties.some(value => css[value] ? css[value] !== 'none' : false) || (css.containerType ? css.containerType !== 'normal' : false) || !webkit && (css.backdropFilter ? css.backdropFilter !== 'none' : false) || !webkit && (css.filter ? css.filter !== 'none' : false) || willChangeValues.some(value => (css.willChange || '').includes(value)) || containValues.some(value => (css.contain || '').includes(value));
+}
+function getContainingBlock(element) {
+  let currentNode = getParentNode(element);
+  while (isHTMLElement(currentNode) && !isLastTraversableNode(currentNode)) {
+    if (isContainingBlock(currentNode)) {
+      return currentNode;
+    } else if (isTopLayer(currentNode)) {
+      return null;
+    }
+    currentNode = getParentNode(currentNode);
+  }
+  return null;
+}
+function isWebKit() {
+  if (typeof CSS === 'undefined' || !CSS.supports) return false;
+  return CSS.supports('-webkit-backdrop-filter', 'none');
+}
+const lastTraversableNodeNames = /*#__PURE__*/new Set(['html', 'body', '#document']);
+function isLastTraversableNode(node) {
+  return lastTraversableNodeNames.has(getNodeName(node));
+}
+function getComputedStyle$1(element) {
+  return getWindow(element).getComputedStyle(element);
+}
+function getNodeScroll(element) {
+  if (isElement(element)) {
+    return {
+      scrollLeft: element.scrollLeft,
+      scrollTop: element.scrollTop
+    };
+  }
+  return {
+    scrollLeft: element.scrollX,
+    scrollTop: element.scrollY
+  };
+}
+function getParentNode(node) {
+  if (getNodeName(node) === 'html') {
+    return node;
+  }
+  const result =
+  // Step into the shadow DOM of the parent of a slotted node.
+  node.assignedSlot ||
+  // DOM Element detected.
+  node.parentNode ||
+  // ShadowRoot detected.
+  isShadowRoot(node) && node.host ||
+  // Fallback.
+  getDocumentElement(node);
+  return isShadowRoot(result) ? result.host : result;
+}
+function getNearestOverflowAncestor(node) {
+  const parentNode = getParentNode(node);
+  if (isLastTraversableNode(parentNode)) {
+    return node.ownerDocument ? node.ownerDocument.body : node.body;
+  }
+  if (isHTMLElement(parentNode) && isOverflowElement(parentNode)) {
+    return parentNode;
+  }
+  return getNearestOverflowAncestor(parentNode);
+}
+function getOverflowAncestors(node, list, traverseIframes) {
+  var _node$ownerDocument2;
+  if (list === void 0) {
+    list = [];
+  }
+  if (traverseIframes === void 0) {
+    traverseIframes = true;
+  }
+  const scrollableAncestor = getNearestOverflowAncestor(node);
+  const isBody = scrollableAncestor === ((_node$ownerDocument2 = node.ownerDocument) == null ? void 0 : _node$ownerDocument2.body);
+  const win = getWindow(scrollableAncestor);
+  if (isBody) {
+    const frameElement = getFrameElement(win);
+    return list.concat(win, win.visualViewport || [], isOverflowElement(scrollableAncestor) ? scrollableAncestor : [], frameElement && traverseIframes ? getOverflowAncestors(frameElement) : []);
+  }
+  return list.concat(scrollableAncestor, getOverflowAncestors(scrollableAncestor, [], traverseIframes));
+}
+function getFrameElement(win) {
+  return win.parent && Object.getPrototypeOf(win.parent) ? win.frameElement : null;
+}
+
+function getCssDimensions(element) {
+  const css = getComputedStyle$1(element);
+  // In testing environments, the `width` and `height` properties are empty
+  // strings for SVG elements, returning NaN. Fallback to `0` in this case.
+  let width = parseFloat(css.width) || 0;
+  let height = parseFloat(css.height) || 0;
+  const hasOffset = isHTMLElement(element);
+  const offsetWidth = hasOffset ? element.offsetWidth : width;
+  const offsetHeight = hasOffset ? element.offsetHeight : height;
+  const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;
+  if (shouldFallback) {
+    width = offsetWidth;
+    height = offsetHeight;
+  }
+  return {
+    width,
+    height,
+    $: shouldFallback
+  };
+}
+
+function unwrapElement(element) {
+  return !isElement(element) ? element.contextElement : element;
+}
+
+function getScale(element) {
+  const domElement = unwrapElement(element);
+  if (!isHTMLElement(domElement)) {
+    return createCoords(1);
+  }
+  const rect = domElement.getBoundingClientRect();
+  const {
+    width,
+    height,
+    $
+  } = getCssDimensions(domElement);
+  let x = ($ ? round(rect.width) : rect.width) / width;
+  let y = ($ ? round(rect.height) : rect.height) / height;
+
+  // 0, NaN, or Infinity should always fallback to 1.
+
+  if (!x || !Number.isFinite(x)) {
+    x = 1;
+  }
+  if (!y || !Number.isFinite(y)) {
+    y = 1;
+  }
+  return {
+    x,
+    y
+  };
+}
+
+const noOffsets = /*#__PURE__*/createCoords(0);
+function getVisualOffsets(element) {
+  const win = getWindow(element);
+  if (!isWebKit() || !win.visualViewport) {
+    return noOffsets;
+  }
+  return {
+    x: win.visualViewport.offsetLeft,
+    y: win.visualViewport.offsetTop
+  };
+}
+function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {
+  if (isFixed === void 0) {
+    isFixed = false;
+  }
+  if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {
+    return false;
+  }
+  return isFixed;
+}
+
+function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {
+  if (includeScale === void 0) {
+    includeScale = false;
+  }
+  if (isFixedStrategy === void 0) {
+    isFixedStrategy = false;
+  }
+  const clientRect = element.getBoundingClientRect();
+  const domElement = unwrapElement(element);
+  let scale = createCoords(1);
+  if (includeScale) {
+    if (offsetParent) {
+      if (isElement(offsetParent)) {
+        scale = getScale(offsetParent);
+      }
+    } else {
+      scale = getScale(element);
+    }
+  }
+  const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);
+  let x = (clientRect.left + visualOffsets.x) / scale.x;
+  let y = (clientRect.top + visualOffsets.y) / scale.y;
+  let width = clientRect.width / scale.x;
+  let height = clientRect.height / scale.y;
+  if (domElement) {
+    const win = getWindow(domElement);
+    const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;
+    let currentWin = win;
+    let currentIFrame = getFrameElement(currentWin);
+    while (currentIFrame && offsetParent && offsetWin !== currentWin) {
+      const iframeScale = getScale(currentIFrame);
+      const iframeRect = currentIFrame.getBoundingClientRect();
+      const css = getComputedStyle$1(currentIFrame);
+      const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;
+      const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;
+      x *= iframeScale.x;
+      y *= iframeScale.y;
+      width *= iframeScale.x;
+      height *= iframeScale.y;
+      x += left;
+      y += top;
+      currentWin = getWindow(currentIFrame);
+      currentIFrame = getFrameElement(currentWin);
+    }
+  }
+  return rectToClientRect({
+    width,
+    height,
+    x,
+    y
+  });
+}
+
+// If <html> has a CSS width greater than the viewport, then this will be
+// incorrect for RTL.
+function getWindowScrollBarX(element, rect) {
+  const leftScroll = getNodeScroll(element).scrollLeft;
+  if (!rect) {
+    return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
+  }
+  return rect.left + leftScroll;
+}
+
+function getHTMLOffset(documentElement, scroll) {
+  const htmlRect = documentElement.getBoundingClientRect();
+  const x = htmlRect.left + scroll.scrollLeft - getWindowScrollBarX(documentElement, htmlRect);
+  const y = htmlRect.top + scroll.scrollTop;
+  return {
+    x,
+    y
+  };
+}
+
+function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
+  let {
+    elements,
+    rect,
+    offsetParent,
+    strategy
+  } = _ref;
+  const isFixed = strategy === 'fixed';
+  const documentElement = getDocumentElement(offsetParent);
+  const topLayer = elements ? isTopLayer(elements.floating) : false;
+  if (offsetParent === documentElement || topLayer && isFixed) {
+    return rect;
+  }
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  let scale = createCoords(1);
+  const offsets = createCoords(0);
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isHTMLElement(offsetParent)) {
+      const offsetRect = getBoundingClientRect(offsetParent);
+      scale = getScale(offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    }
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  return {
+    width: rect.width * scale.x,
+    height: rect.height * scale.y,
+    x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
+    y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
+  };
+}
+
+function getClientRects(element) {
+  return Array.from(element.getClientRects());
+}
+
+// Gets the entire size of the scrollable document area, even extending outside
+// of the `<html>` and `<body>` rect bounds if horizontally scrollable.
+function getDocumentRect(element) {
+  const html = getDocumentElement(element);
+  const scroll = getNodeScroll(element);
+  const body = element.ownerDocument.body;
+  const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);
+  const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);
+  let x = -scroll.scrollLeft + getWindowScrollBarX(element);
+  const y = -scroll.scrollTop;
+  if (getComputedStyle$1(body).direction === 'rtl') {
+    x += max(html.clientWidth, body.clientWidth) - width;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+// Safety check: ensure the scrollbar space is reasonable in case this
+// calculation is affected by unusual styles.
+// Most scrollbars leave 15-18px of space.
+const SCROLLBAR_MAX = 25;
+function getViewportRect(element, strategy) {
+  const win = getWindow(element);
+  const html = getDocumentElement(element);
+  const visualViewport = win.visualViewport;
+  let width = html.clientWidth;
+  let height = html.clientHeight;
+  let x = 0;
+  let y = 0;
+  if (visualViewport) {
+    width = visualViewport.width;
+    height = visualViewport.height;
+    const visualViewportBased = isWebKit();
+    if (!visualViewportBased || visualViewportBased && strategy === 'fixed') {
+      x = visualViewport.offsetLeft;
+      y = visualViewport.offsetTop;
+    }
+  }
+  const windowScrollbarX = getWindowScrollBarX(html);
+  // <html> `overflow: hidden` + `scrollbar-gutter: stable` reduces the
+  // visual width of the <html> but this is not considered in the size
+  // of `html.clientWidth`.
+  if (windowScrollbarX <= 0) {
+    const doc = html.ownerDocument;
+    const body = doc.body;
+    const bodyStyles = getComputedStyle(body);
+    const bodyMarginInline = doc.compatMode === 'CSS1Compat' ? parseFloat(bodyStyles.marginLeft) + parseFloat(bodyStyles.marginRight) || 0 : 0;
+    const clippingStableScrollbarWidth = Math.abs(html.clientWidth - body.clientWidth - bodyMarginInline);
+    if (clippingStableScrollbarWidth <= SCROLLBAR_MAX) {
+      width -= clippingStableScrollbarWidth;
+    }
+  } else if (windowScrollbarX <= SCROLLBAR_MAX) {
+    // If the <body> scrollbar is on the left, the width needs to be extended
+    // by the scrollbar amount so there isn't extra space on the right.
+    width += windowScrollbarX;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+const absoluteOrFixed = /*#__PURE__*/new Set(['absolute', 'fixed']);
+// Returns the inner client rect, subtracting scrollbars if present.
+function getInnerBoundingClientRect(element, strategy) {
+  const clientRect = getBoundingClientRect(element, true, strategy === 'fixed');
+  const top = clientRect.top + element.clientTop;
+  const left = clientRect.left + element.clientLeft;
+  const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);
+  const width = element.clientWidth * scale.x;
+  const height = element.clientHeight * scale.y;
+  const x = left * scale.x;
+  const y = top * scale.y;
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {
+  let rect;
+  if (clippingAncestor === 'viewport') {
+    rect = getViewportRect(element, strategy);
+  } else if (clippingAncestor === 'document') {
+    rect = getDocumentRect(getDocumentElement(element));
+  } else if (isElement(clippingAncestor)) {
+    rect = getInnerBoundingClientRect(clippingAncestor, strategy);
+  } else {
+    const visualOffsets = getVisualOffsets(element);
+    rect = {
+      x: clippingAncestor.x - visualOffsets.x,
+      y: clippingAncestor.y - visualOffsets.y,
+      width: clippingAncestor.width,
+      height: clippingAncestor.height
+    };
+  }
+  return rectToClientRect(rect);
+}
+function hasFixedPositionAncestor(element, stopNode) {
+  const parentNode = getParentNode(element);
+  if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {
+    return false;
+  }
+  return getComputedStyle$1(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode);
+}
+
+// A "clipping ancestor" is an `overflow` element with the characteristic of
+// clipping (or hiding) child elements. This returns all clipping ancestors
+// of the given element up the tree.
+function getClippingElementAncestors(element, cache) {
+  const cachedResult = cache.get(element);
+  if (cachedResult) {
+    return cachedResult;
+  }
+  let result = getOverflowAncestors(element, [], false).filter(el => isElement(el) && getNodeName(el) !== 'body');
+  let currentContainingBlockComputedStyle = null;
+  const elementIsFixed = getComputedStyle$1(element).position === 'fixed';
+  let currentNode = elementIsFixed ? getParentNode(element) : element;
+
+  // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+  while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {
+    const computedStyle = getComputedStyle$1(currentNode);
+    const currentNodeIsContaining = isContainingBlock(currentNode);
+    if (!currentNodeIsContaining && computedStyle.position === 'fixed') {
+      currentContainingBlockComputedStyle = null;
+    }
+    const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && absoluteOrFixed.has(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);
+    if (shouldDropCurrentNode) {
+      // Drop non-containing blocks.
+      result = result.filter(ancestor => ancestor !== currentNode);
+    } else {
+      // Record last containing block for next iteration.
+      currentContainingBlockComputedStyle = computedStyle;
+    }
+    currentNode = getParentNode(currentNode);
+  }
+  cache.set(element, result);
+  return result;
+}
+
+// Gets the maximum area that the element is visible in due to any number of
+// clipping ancestors.
+function getClippingRect(_ref) {
+  let {
+    element,
+    boundary,
+    rootBoundary,
+    strategy
+  } = _ref;
+  const elementClippingAncestors = boundary === 'clippingAncestors' ? isTopLayer(element) ? [] : getClippingElementAncestors(element, this._c) : [].concat(boundary);
+  const clippingAncestors = [...elementClippingAncestors, rootBoundary];
+  const firstClippingAncestor = clippingAncestors[0];
+  const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {
+    const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);
+    accRect.top = max(rect.top, accRect.top);
+    accRect.right = min(rect.right, accRect.right);
+    accRect.bottom = min(rect.bottom, accRect.bottom);
+    accRect.left = max(rect.left, accRect.left);
+    return accRect;
+  }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));
+  return {
+    width: clippingRect.right - clippingRect.left,
+    height: clippingRect.bottom - clippingRect.top,
+    x: clippingRect.left,
+    y: clippingRect.top
+  };
+}
+
+function getDimensions(element) {
+  const {
+    width,
+    height
+  } = getCssDimensions(element);
+  return {
+    width,
+    height
+  };
+}
+
+function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  const documentElement = getDocumentElement(offsetParent);
+  const isFixed = strategy === 'fixed';
+  const rect = getBoundingClientRect(element, true, isFixed, offsetParent);
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  const offsets = createCoords(0);
+
+  // If the <body> scrollbar appears on the left (e.g. RTL systems). Use
+  // Firefox with layout.scrollbar.side = 3 in about:config to test this.
+  function setLeftRTLScrollbarOffset() {
+    offsets.x = getWindowScrollBarX(documentElement);
+  }
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isOffsetParentAnElement) {
+      const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    } else if (documentElement) {
+      setLeftRTLScrollbarOffset();
+    }
+  }
+  if (isFixed && !isOffsetParentAnElement && documentElement) {
+    setLeftRTLScrollbarOffset();
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
+  const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
+  return {
+    x,
+    y,
+    width: rect.width,
+    height: rect.height
+  };
+}
+
+function isStaticPositioned(element) {
+  return getComputedStyle$1(element).position === 'static';
+}
+
+function getTrueOffsetParent(element, polyfill) {
+  if (!isHTMLElement(element) || getComputedStyle$1(element).position === 'fixed') {
+    return null;
+  }
+  if (polyfill) {
+    return polyfill(element);
+  }
+  let rawOffsetParent = element.offsetParent;
+
+  // Firefox returns the <html> element as the offsetParent if it's non-static,
+  // while Chrome and Safari return the <body> element. The <body> element must
+  // be used to perform the correct calculations even if the <html> element is
+  // non-static.
+  if (getDocumentElement(element) === rawOffsetParent) {
+    rawOffsetParent = rawOffsetParent.ownerDocument.body;
+  }
+  return rawOffsetParent;
+}
+
+// Gets the closest ancestor positioned element. Handles some edge cases,
+// such as table ancestors and cross browser bugs.
+function getOffsetParent(element, polyfill) {
+  const win = getWindow(element);
+  if (isTopLayer(element)) {
+    return win;
+  }
+  if (!isHTMLElement(element)) {
+    let svgOffsetParent = getParentNode(element);
+    while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
+      if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
+        return svgOffsetParent;
+      }
+      svgOffsetParent = getParentNode(svgOffsetParent);
+    }
+    return win;
+  }
+  let offsetParent = getTrueOffsetParent(element, polyfill);
+  while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
+    offsetParent = getTrueOffsetParent(offsetParent, polyfill);
+  }
+  if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
+    return win;
+  }
+  return offsetParent || getContainingBlock(element) || win;
+}
+
+const getElementRects = async function (data) {
+  const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
+  const getDimensionsFn = this.getDimensions;
+  const floatingDimensions = await getDimensionsFn(data.floating);
+  return {
+    reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
+    floating: {
+      x: 0,
+      y: 0,
+      width: floatingDimensions.width,
+      height: floatingDimensions.height
+    }
+  };
+};
+
+function isRTL(element) {
+  return getComputedStyle$1(element).direction === 'rtl';
+}
+
+const platform = {
+  convertOffsetParentRelativeRectToViewportRelativeRect,
+  getDocumentElement,
+  getClippingRect,
+  getOffsetParent,
+  getElementRects,
+  getClientRects,
+  getDimensions,
+  getScale,
+  isElement,
+  isRTL
+};
+
+function rectsAreEqual(a, b) {
+  return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
+}
+
+// https://samthor.au/2021/observing-dom/
+function observeMove(element, onMove) {
+  let io = null;
+  let timeoutId;
+  const root = getDocumentElement(element);
+  function cleanup() {
+    var _io;
+    clearTimeout(timeoutId);
+    (_io = io) == null || _io.disconnect();
+    io = null;
+  }
+  function refresh(skip, threshold) {
+    if (skip === void 0) {
+      skip = false;
+    }
+    if (threshold === void 0) {
+      threshold = 1;
+    }
+    cleanup();
+    const elementRectForRootMargin = element.getBoundingClientRect();
+    const {
+      left,
+      top,
+      width,
+      height
+    } = elementRectForRootMargin;
+    if (!skip) {
+      onMove();
+    }
+    if (!width || !height) {
+      return;
+    }
+    const insetTop = floor(top);
+    const insetRight = floor(root.clientWidth - (left + width));
+    const insetBottom = floor(root.clientHeight - (top + height));
+    const insetLeft = floor(left);
+    const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px";
+    const options = {
+      rootMargin,
+      threshold: max(0, min(1, threshold)) || 1
+    };
+    let isFirstUpdate = true;
+    function handleObserve(entries) {
+      const ratio = entries[0].intersectionRatio;
+      if (ratio !== threshold) {
+        if (!isFirstUpdate) {
+          return refresh();
+        }
+        if (!ratio) {
+          // If the reference is clipped, the ratio is 0. Throttle the refresh
+          // to prevent an infinite loop of updates.
+          timeoutId = setTimeout(() => {
+            refresh(false, 1e-7);
+          }, 1000);
+        } else {
+          refresh(false, ratio);
+        }
+      }
+      if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
+        // It's possible that even though the ratio is reported as 1, the
+        // element is not actually fully within the IntersectionObserver's root
+        // area anymore. This can happen under performance constraints. This may
+        // be a bug in the browser's IntersectionObserver implementation. To
+        // work around this, we compare the element's bounding rect now with
+        // what it was at the time we created the IntersectionObserver. If they
+        // are not equal then the element moved, so we refresh.
+        refresh();
+      }
+      isFirstUpdate = false;
+    }
+
+    // Older browsers don't support a `document` as the root and will throw an
+    // error.
+    try {
+      io = new IntersectionObserver(handleObserve, {
+        ...options,
+        // Handle <iframe>s
+        root: root.ownerDocument
+      });
+    } catch (_e) {
+      io = new IntersectionObserver(handleObserve, options);
+    }
+    io.observe(element);
+  }
+  refresh(true);
+  return cleanup;
+}
+
+/**
+ * Automatically updates the position of the floating element when necessary.
+ * Should only be called when the floating element is mounted on the DOM or
+ * visible on the screen.
+ * @returns cleanup function that should be invoked when the floating element is
+ * removed from the DOM or hidden from the screen.
+ * @see https://floating-ui.com/docs/autoUpdate
+ */
+function autoUpdate(reference, floating, update, options) {
+  if (options === void 0) {
+    options = {};
+  }
+  const {
+    ancestorScroll = true,
+    ancestorResize = true,
+    elementResize = typeof ResizeObserver === 'function',
+    layoutShift = typeof IntersectionObserver === 'function',
+    animationFrame = false
+  } = options;
+  const referenceEl = unwrapElement(reference);
+  const ancestors = ancestorScroll || ancestorResize ? [...(referenceEl ? getOverflowAncestors(referenceEl) : []), ...getOverflowAncestors(floating)] : [];
+  ancestors.forEach(ancestor => {
+    ancestorScroll && ancestor.addEventListener('scroll', update, {
+      passive: true
+    });
+    ancestorResize && ancestor.addEventListener('resize', update);
+  });
+  const cleanupIo = referenceEl && layoutShift ? observeMove(referenceEl, update) : null;
+  let reobserveFrame = -1;
+  let resizeObserver = null;
+  if (elementResize) {
+    resizeObserver = new ResizeObserver(_ref => {
+      let [firstEntry] = _ref;
+      if (firstEntry && firstEntry.target === referenceEl && resizeObserver) {
+        // Prevent update loops when using the `size` middleware.
+        // https://github.com/floating-ui/floating-ui/issues/1740
+        resizeObserver.unobserve(floating);
+        cancelAnimationFrame(reobserveFrame);
+        reobserveFrame = requestAnimationFrame(() => {
+          var _resizeObserver;
+          (_resizeObserver = resizeObserver) == null || _resizeObserver.observe(floating);
+        });
+      }
+      update();
+    });
+    if (referenceEl && !animationFrame) {
+      resizeObserver.observe(referenceEl);
+    }
+    resizeObserver.observe(floating);
+  }
+  let frameId;
+  let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;
+  if (animationFrame) {
+    frameLoop();
+  }
+  function frameLoop() {
+    const nextRefRect = getBoundingClientRect(reference);
+    if (prevRefRect && !rectsAreEqual(prevRefRect, nextRefRect)) {
+      update();
+    }
+    prevRefRect = nextRefRect;
+    frameId = requestAnimationFrame(frameLoop);
+  }
+  update();
+  return () => {
+    var _resizeObserver2;
+    ancestors.forEach(ancestor => {
+      ancestorScroll && ancestor.removeEventListener('scroll', update);
+      ancestorResize && ancestor.removeEventListener('resize', update);
+    });
+    cleanupIo == null || cleanupIo();
+    (_resizeObserver2 = resizeObserver) == null || _resizeObserver2.disconnect();
+    resizeObserver = null;
+    if (animationFrame) {
+      cancelAnimationFrame(frameId);
+    }
+  };
+}
+
+/**
+ * Resolves with an object of overflow side offsets that determine how much the
+ * element is overflowing a given clipping boundary on each side.
+ * - positive = overflowing the boundary by that number of pixels
+ * - negative = how many pixels left before it will overflow
+ * - 0 = lies flush with the boundary
+ * @see https://floating-ui.com/docs/detectOverflow
+ */
+const detectOverflow = detectOverflow$1;
+
+/**
+ * Modifies the placement by translating the floating element along the
+ * specified axes.
+ * A number (shorthand for `mainAxis` or distance), or an axes configuration
+ * object may be passed.
+ * @see https://floating-ui.com/docs/offset
+ */
+const offset = offset$1;
+
+/**
+ * Optimizes the visibility of the floating element by choosing the placement
+ * that has the most space available automatically, without needing to specify a
+ * preferred placement. Alternative to `flip`.
+ * @see https://floating-ui.com/docs/autoPlacement
+ */
+const autoPlacement = autoPlacement$1;
+
+/**
+ * Optimizes the visibility of the floating element by shifting it in order to
+ * keep it in view when it will overflow the clipping boundary.
+ * @see https://floating-ui.com/docs/shift
+ */
+const shift = shift$1;
+
+/**
+ * Optimizes the visibility of the floating element by flipping the `placement`
+ * in order to keep it in view when the preferred placement(s) will overflow the
+ * clipping boundary. Alternative to `autoPlacement`.
+ * @see https://floating-ui.com/docs/flip
+ */
+const flip = flip$1;
+
+/**
+ * Provides data that allows you to change the size of the floating element —
+ * for instance, prevent it from overflowing the clipping boundary or match the
+ * width of the reference element.
+ * @see https://floating-ui.com/docs/size
+ */
+const size = size$1;
+
+/**
+ * Provides data to hide the floating element in applicable situations, such as
+ * when it is not in the same clipping context as the reference element.
+ * @see https://floating-ui.com/docs/hide
+ */
+const hide = hide$1;
+
+/**
+ * Provides data to position an inner element of the floating element so that it
+ * appears centered to the reference element.
+ * @see https://floating-ui.com/docs/arrow
+ */
+const arrow = arrow$1;
+
+/**
+ * Provides improved positioning for inline reference elements that can span
+ * over multiple lines, such as hyperlinks or range selections.
+ * @see https://floating-ui.com/docs/inline
+ */
+const inline = inline$1;
+
+/**
+ * Built-in `limiter` that will stop `shift()` at a certain point.
+ */
+const limitShift = limitShift$1;
+
+/**
+ * Computes the `x` and `y` coordinates that will place the floating element
+ * next to a given reference element.
+ */
+const computePosition = (reference, floating, options) => {
+  // This caches the expensive `getClippingElementAncestors` function so that
+  // multiple lifecycle resets re-use the same result. It only lives for a
+  // single call. If other functions become expensive, we can add them as well.
+  const cache = new Map();
+  const mergedOptions = {
+    platform,
+    ...options
+  };
+  const platformWithCache = {
+    ...mergedOptions.platform,
+    _c: cache
+  };
+  return computePosition$1(reference, floating, {
+    ...mergedOptions,
+    platform: platformWithCache
+  });
+};
+
+export { arrow, autoPlacement, autoUpdate, computePosition, detectOverflow, flip, getOverflowAncestors, hide, inline, limitShift, offset, platform, shift, size };

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.d.mts

@@ -0,0 +1,356 @@
+import { AlignedPlacement } from '@floating-ui/core';
+import { Alignment } from '@floating-ui/core';
+import type { ArrowOptions as ArrowOptions_2 } from '@floating-ui/core';
+import type { AutoPlacementOptions as AutoPlacementOptions_2 } from '@floating-ui/core';
+import { Axis } from '@floating-ui/core';
+import { ClientRectObject } from '@floating-ui/core';
+import type { ComputePositionConfig as ComputePositionConfig_2 } from '@floating-ui/core';
+import { ComputePositionReturn } from '@floating-ui/core';
+import { Coords } from '@floating-ui/core';
+import type { DetectOverflowOptions as DetectOverflowOptions_2 } from '@floating-ui/core';
+import { Dimensions } from '@floating-ui/core';
+import { ElementContext } from '@floating-ui/core';
+import { ElementRects } from '@floating-ui/core';
+import type { FlipOptions as FlipOptions_2 } from '@floating-ui/core';
+import { getOverflowAncestors } from '@floating-ui/utils/dom';
+import type { HideOptions as HideOptions_2 } from '@floating-ui/core';
+import { InlineOptions } from '@floating-ui/core';
+import { Length } from '@floating-ui/core';
+import { LimitShiftOptions } from '@floating-ui/core';
+import type { Middleware as Middleware_2 } from '@floating-ui/core';
+import { MiddlewareData } from '@floating-ui/core';
+import { MiddlewareReturn } from '@floating-ui/core';
+import type { MiddlewareState as MiddlewareState_2 } from '@floating-ui/core';
+import { Padding } from '@floating-ui/core';
+import { Placement } from '@floating-ui/core';
+import { Rect } from '@floating-ui/core';
+import { RootBoundary } from '@floating-ui/core';
+import type { ShiftOptions as ShiftOptions_2 } from '@floating-ui/core';
+import { Side } from '@floating-ui/core';
+import { SideObject } from '@floating-ui/core';
+import type { SizeOptions as SizeOptions_2 } from '@floating-ui/core';
+import { Strategy } from '@floating-ui/core';
+
+export { AlignedPlacement }
+
+export { Alignment }
+
+/**
+ * Provides data to position an inner element of the floating element so that it
+ * appears centered to the reference element.
+ * @see https://floating-ui.com/docs/arrow
+ */
+export declare const arrow: (options: ArrowOptions | Derivable<ArrowOptions>) => Middleware;
+
+export declare type ArrowOptions = Prettify<Omit<ArrowOptions_2, 'element'> & {
+    element: Element;
+}>;
+
+/**
+ * Optimizes the visibility of the floating element by choosing the placement
+ * that has the most space available automatically, without needing to specify a
+ * preferred placement. Alternative to `flip`.
+ * @see https://floating-ui.com/docs/autoPlacement
+ */
+export declare const autoPlacement: (options?: AutoPlacementOptions | Derivable<AutoPlacementOptions>) => Middleware;
+
+export declare type AutoPlacementOptions = Prettify<Omit<AutoPlacementOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+/**
+ * Automatically updates the position of the floating element when necessary.
+ * Should only be called when the floating element is mounted on the DOM or
+ * visible on the screen.
+ * @returns cleanup function that should be invoked when the floating element is
+ * removed from the DOM or hidden from the screen.
+ * @see https://floating-ui.com/docs/autoUpdate
+ */
+export declare function autoUpdate(reference: ReferenceElement, floating: FloatingElement, update: () => void, options?: AutoUpdateOptions): () => void;
+
+export declare interface AutoUpdateOptions {
+    /**
+     * Whether to update the position when an overflow ancestor is scrolled.
+     * @default true
+     */
+    ancestorScroll?: boolean;
+    /**
+     * Whether to update the position when an overflow ancestor is resized. This
+     * uses the native `resize` event.
+     * @default true
+     */
+    ancestorResize?: boolean;
+    /**
+     * Whether to update the position when either the reference or floating
+     * elements resized. This uses a `ResizeObserver`.
+     * @default true
+     */
+    elementResize?: boolean;
+    /**
+     * Whether to update the position when the reference relocated on the screen
+     * due to layout shift.
+     * @default true
+     */
+    layoutShift?: boolean;
+    /**
+     * Whether to update on every animation frame if necessary. Only use if you
+     * need to update the position in response to an animation using transforms.
+     * @default false
+     */
+    animationFrame?: boolean;
+}
+
+export { Axis }
+
+/**
+ * The clipping boundary area of the floating element.
+ */
+export declare type Boundary = 'clippingAncestors' | Element | Array<Element> | Rect;
+
+export { ClientRectObject }
+
+/**
+ * Computes the `x` and `y` coordinates that will place the floating element
+ * next to a given reference element.
+ */
+export declare const computePosition: (reference: ReferenceElement, floating: FloatingElement, options?: Partial<ComputePositionConfig>) => Promise<ComputePositionReturn>;
+
+export declare type ComputePositionConfig = Prettify<Omit<ComputePositionConfig_2, 'middleware' | 'platform'> & {
+    /**
+     * Array of middleware objects to modify the positioning or provide data for
+     * rendering.
+     */
+    middleware?: Array<Middleware | null | undefined | false>;
+    /**
+     * Custom or extended platform object.
+     */
+    platform?: Platform;
+}>;
+
+export { ComputePositionReturn }
+
+export { Coords }
+
+export declare type Derivable<T> = (state: MiddlewareState) => T;
+
+/**
+ * Resolves with an object of overflow side offsets that determine how much the
+ * element is overflowing a given clipping boundary on each side.
+ * - positive = overflowing the boundary by that number of pixels
+ * - negative = how many pixels left before it will overflow
+ * - 0 = lies flush with the boundary
+ * @see https://floating-ui.com/docs/detectOverflow
+ */
+export declare const detectOverflow: (state: MiddlewareState, options?: DetectOverflowOptions | Derivable<DetectOverflowOptions>) => Promise<SideObject>;
+
+export declare type DetectOverflowOptions = Prettify<Omit<DetectOverflowOptions_2, 'boundary'> & {
+    boundary?: Boundary;
+}>;
+
+export { Dimensions }
+
+export { ElementContext }
+
+export { ElementRects }
+
+export declare interface Elements {
+    reference: ReferenceElement;
+    floating: FloatingElement;
+}
+
+/**
+ * Optimizes the visibility of the floating element by flipping the `placement`
+ * in order to keep it in view when the preferred placement(s) will overflow the
+ * clipping boundary. Alternative to `autoPlacement`.
+ * @see https://floating-ui.com/docs/flip
+ */
+export declare const flip: (options?: FlipOptions | Derivable<FlipOptions>) => Middleware;
+
+export declare type FlipOptions = Prettify<Omit<FlipOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+export declare type FloatingElement = HTMLElement;
+
+export { getOverflowAncestors }
+
+/**
+ * Provides data to hide the floating element in applicable situations, such as
+ * when it is not in the same clipping context as the reference element.
+ * @see https://floating-ui.com/docs/hide
+ */
+export declare const hide: (options?: HideOptions | Derivable<HideOptions>) => Middleware;
+
+export declare type HideOptions = Prettify<Omit<HideOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+/**
+ * Provides improved positioning for inline reference elements that can span
+ * over multiple lines, such as hyperlinks or range selections.
+ * @see https://floating-ui.com/docs/inline
+ */
+export declare const inline: (options?: InlineOptions | Derivable<InlineOptions>) => Middleware;
+
+export { InlineOptions }
+
+export { Length }
+
+/**
+ * Built-in `limiter` that will stop `shift()` at a certain point.
+ */
+export declare const limitShift: (options?: LimitShiftOptions | Derivable<LimitShiftOptions>) => {
+    options: any;
+    fn: (state: MiddlewareState) => Coords;
+};
+
+export { LimitShiftOptions }
+
+export declare type Middleware = Prettify<Omit<Middleware_2, 'fn'> & {
+    fn(state: MiddlewareState): Promisable<MiddlewareReturn>;
+}>;
+
+/**
+ * @deprecated use `MiddlewareState` instead.
+ */
+export declare type MiddlewareArguments = MiddlewareState;
+
+export { MiddlewareData }
+
+export { MiddlewareReturn }
+
+export declare type MiddlewareState = Prettify<Omit<MiddlewareState_2, 'elements'> & {
+    elements: Elements;
+}>;
+
+export declare interface NodeScroll {
+    scrollLeft: number;
+    scrollTop: number;
+}
+
+/**
+ * Modifies the placement by translating the floating element along the
+ * specified axes.
+ * A number (shorthand for `mainAxis` or distance), or an axes configuration
+ * object may be passed.
+ * @see https://floating-ui.com/docs/offset
+ */
+export declare const offset: (options?: OffsetOptions) => Middleware;
+
+export declare type OffsetOptions = OffsetValue | Derivable<OffsetValue>;
+
+declare type OffsetValue = number | {
+    /**
+     * The axis that runs along the side of the floating element. Represents
+     * the distance (gutter or margin) between the reference and floating
+     * element.
+     * @default 0
+     */
+    mainAxis?: number;
+    /**
+     * The axis that runs along the alignment of the floating element.
+     * Represents the skidding between the reference and floating element.
+     * @default 0
+     */
+    crossAxis?: number;
+    /**
+     * The same axis as `crossAxis` but applies only to aligned placements
+     * and inverts the `end` alignment. When set to a number, it overrides the
+     * `crossAxis` value.
+     *
+     * A positive number will move the floating element in the direction of
+     * the opposite edge to the one that is aligned, while a negative number
+     * the reverse.
+     * @default null
+     */
+    alignmentAxis?: number | null;
+};
+
+export { Padding }
+
+export { Placement }
+
+export declare interface Platform {
+    getElementRects: (args: {
+        reference: ReferenceElement;
+        floating: FloatingElement;
+        strategy: Strategy;
+    }) => Promisable<ElementRects>;
+    getClippingRect: (args: {
+        element: Element;
+        boundary: Boundary;
+        rootBoundary: RootBoundary;
+        strategy: Strategy;
+    }) => Promisable<Rect>;
+    getDimensions: (element: Element) => Promisable<Dimensions>;
+    convertOffsetParentRelativeRectToViewportRelativeRect: (args: {
+        elements?: Elements;
+        rect: Rect;
+        offsetParent: Element;
+        strategy: Strategy;
+    }) => Promisable<Rect>;
+    getOffsetParent: (element: Element, polyfill?: (element: HTMLElement) => Element | null) => Promisable<Element | Window>;
+    isElement: (value: unknown) => Promisable<boolean>;
+    getDocumentElement: (element: Element) => Promisable<HTMLElement>;
+    getClientRects: (element: Element) => Promisable<Array<ClientRectObject>>;
+    isRTL: (element: Element) => Promisable<boolean>;
+    getScale: (element: HTMLElement) => Promisable<{
+        x: number;
+        y: number;
+    }>;
+}
+
+export declare const platform: Platform;
+
+declare type Prettify<T> = {
+    [K in keyof T]: T[K];
+} & {};
+
+declare type Promisable<T> = T | Promise<T>;
+
+export { Rect }
+
+export declare type ReferenceElement = Element | VirtualElement;
+
+export { RootBoundary }
+
+/**
+ * Optimizes the visibility of the floating element by shifting it in order to
+ * keep it in view when it will overflow the clipping boundary.
+ * @see https://floating-ui.com/docs/shift
+ */
+export declare const shift: (options?: ShiftOptions | Derivable<ShiftOptions>) => Middleware;
+
+export declare type ShiftOptions = Prettify<Omit<ShiftOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+export { Side }
+
+export { SideObject }
+
+/**
+ * Provides data that allows you to change the size of the floating element —
+ * for instance, prevent it from overflowing the clipping boundary or match the
+ * width of the reference element.
+ * @see https://floating-ui.com/docs/size
+ */
+export declare const size: (options?: SizeOptions | Derivable<SizeOptions>) => Middleware;
+
+export declare type SizeOptions = Prettify<Omit<SizeOptions_2, 'apply' | 'boundary'> & DetectOverflowOptions & {
+    /**
+     * Function that is called to perform style mutations to the floating element
+     * to change its size.
+     * @default undefined
+     */
+    apply?(args: MiddlewareState & {
+        availableWidth: number;
+        availableHeight: number;
+    }): Promisable<void>;
+}>;
+
+export { Strategy }
+
+/**
+ * Custom positioning reference element.
+ * @see https://floating-ui.com/docs/virtual-elements
+ */
+export declare interface VirtualElement {
+    getBoundingClientRect(): ClientRectObject;
+    getClientRects?(): Array<ClientRectObject> | DOMRectList;
+    contextElement?: Element;
+}
+
+export { }

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.d.ts

@@ -0,0 +1,356 @@
+import { AlignedPlacement } from '@floating-ui/core';
+import { Alignment } from '@floating-ui/core';
+import type { ArrowOptions as ArrowOptions_2 } from '@floating-ui/core';
+import type { AutoPlacementOptions as AutoPlacementOptions_2 } from '@floating-ui/core';
+import { Axis } from '@floating-ui/core';
+import { ClientRectObject } from '@floating-ui/core';
+import type { ComputePositionConfig as ComputePositionConfig_2 } from '@floating-ui/core';
+import { ComputePositionReturn } from '@floating-ui/core';
+import { Coords } from '@floating-ui/core';
+import type { DetectOverflowOptions as DetectOverflowOptions_2 } from '@floating-ui/core';
+import { Dimensions } from '@floating-ui/core';
+import { ElementContext } from '@floating-ui/core';
+import { ElementRects } from '@floating-ui/core';
+import type { FlipOptions as FlipOptions_2 } from '@floating-ui/core';
+import { getOverflowAncestors } from '@floating-ui/utils/dom';
+import type { HideOptions as HideOptions_2 } from '@floating-ui/core';
+import { InlineOptions } from '@floating-ui/core';
+import { Length } from '@floating-ui/core';
+import { LimitShiftOptions } from '@floating-ui/core';
+import type { Middleware as Middleware_2 } from '@floating-ui/core';
+import { MiddlewareData } from '@floating-ui/core';
+import { MiddlewareReturn } from '@floating-ui/core';
+import type { MiddlewareState as MiddlewareState_2 } from '@floating-ui/core';
+import { Padding } from '@floating-ui/core';
+import { Placement } from '@floating-ui/core';
+import { Rect } from '@floating-ui/core';
+import { RootBoundary } from '@floating-ui/core';
+import type { ShiftOptions as ShiftOptions_2 } from '@floating-ui/core';
+import { Side } from '@floating-ui/core';
+import { SideObject } from '@floating-ui/core';
+import type { SizeOptions as SizeOptions_2 } from '@floating-ui/core';
+import { Strategy } from '@floating-ui/core';
+
+export { AlignedPlacement }
+
+export { Alignment }
+
+/**
+ * Provides data to position an inner element of the floating element so that it
+ * appears centered to the reference element.
+ * @see https://floating-ui.com/docs/arrow
+ */
+export declare const arrow: (options: ArrowOptions | Derivable<ArrowOptions>) => Middleware;
+
+export declare type ArrowOptions = Prettify<Omit<ArrowOptions_2, 'element'> & {
+    element: Element;
+}>;
+
+/**
+ * Optimizes the visibility of the floating element by choosing the placement
+ * that has the most space available automatically, without needing to specify a
+ * preferred placement. Alternative to `flip`.
+ * @see https://floating-ui.com/docs/autoPlacement
+ */
+export declare const autoPlacement: (options?: AutoPlacementOptions | Derivable<AutoPlacementOptions>) => Middleware;
+
+export declare type AutoPlacementOptions = Prettify<Omit<AutoPlacementOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+/**
+ * Automatically updates the position of the floating element when necessary.
+ * Should only be called when the floating element is mounted on the DOM or
+ * visible on the screen.
+ * @returns cleanup function that should be invoked when the floating element is
+ * removed from the DOM or hidden from the screen.
+ * @see https://floating-ui.com/docs/autoUpdate
+ */
+export declare function autoUpdate(reference: ReferenceElement, floating: FloatingElement, update: () => void, options?: AutoUpdateOptions): () => void;
+
+export declare interface AutoUpdateOptions {
+    /**
+     * Whether to update the position when an overflow ancestor is scrolled.
+     * @default true
+     */
+    ancestorScroll?: boolean;
+    /**
+     * Whether to update the position when an overflow ancestor is resized. This
+     * uses the native `resize` event.
+     * @default true
+     */
+    ancestorResize?: boolean;
+    /**
+     * Whether to update the position when either the reference or floating
+     * elements resized. This uses a `ResizeObserver`.
+     * @default true
+     */
+    elementResize?: boolean;
+    /**
+     * Whether to update the position when the reference relocated on the screen
+     * due to layout shift.
+     * @default true
+     */
+    layoutShift?: boolean;
+    /**
+     * Whether to update on every animation frame if necessary. Only use if you
+     * need to update the position in response to an animation using transforms.
+     * @default false
+     */
+    animationFrame?: boolean;
+}
+
+export { Axis }
+
+/**
+ * The clipping boundary area of the floating element.
+ */
+export declare type Boundary = 'clippingAncestors' | Element | Array<Element> | Rect;
+
+export { ClientRectObject }
+
+/**
+ * Computes the `x` and `y` coordinates that will place the floating element
+ * next to a given reference element.
+ */
+export declare const computePosition: (reference: ReferenceElement, floating: FloatingElement, options?: Partial<ComputePositionConfig>) => Promise<ComputePositionReturn>;
+
+export declare type ComputePositionConfig = Prettify<Omit<ComputePositionConfig_2, 'middleware' | 'platform'> & {
+    /**
+     * Array of middleware objects to modify the positioning or provide data for
+     * rendering.
+     */
+    middleware?: Array<Middleware | null | undefined | false>;
+    /**
+     * Custom or extended platform object.
+     */
+    platform?: Platform;
+}>;
+
+export { ComputePositionReturn }
+
+export { Coords }
+
+export declare type Derivable<T> = (state: MiddlewareState) => T;
+
+/**
+ * Resolves with an object of overflow side offsets that determine how much the
+ * element is overflowing a given clipping boundary on each side.
+ * - positive = overflowing the boundary by that number of pixels
+ * - negative = how many pixels left before it will overflow
+ * - 0 = lies flush with the boundary
+ * @see https://floating-ui.com/docs/detectOverflow
+ */
+export declare const detectOverflow: (state: MiddlewareState, options?: DetectOverflowOptions | Derivable<DetectOverflowOptions>) => Promise<SideObject>;
+
+export declare type DetectOverflowOptions = Prettify<Omit<DetectOverflowOptions_2, 'boundary'> & {
+    boundary?: Boundary;
+}>;
+
+export { Dimensions }
+
+export { ElementContext }
+
+export { ElementRects }
+
+export declare interface Elements {
+    reference: ReferenceElement;
+    floating: FloatingElement;
+}
+
+/**
+ * Optimizes the visibility of the floating element by flipping the `placement`
+ * in order to keep it in view when the preferred placement(s) will overflow the
+ * clipping boundary. Alternative to `autoPlacement`.
+ * @see https://floating-ui.com/docs/flip
+ */
+export declare const flip: (options?: FlipOptions | Derivable<FlipOptions>) => Middleware;
+
+export declare type FlipOptions = Prettify<Omit<FlipOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+export declare type FloatingElement = HTMLElement;
+
+export { getOverflowAncestors }
+
+/**
+ * Provides data to hide the floating element in applicable situations, such as
+ * when it is not in the same clipping context as the reference element.
+ * @see https://floating-ui.com/docs/hide
+ */
+export declare const hide: (options?: HideOptions | Derivable<HideOptions>) => Middleware;
+
+export declare type HideOptions = Prettify<Omit<HideOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+/**
+ * Provides improved positioning for inline reference elements that can span
+ * over multiple lines, such as hyperlinks or range selections.
+ * @see https://floating-ui.com/docs/inline
+ */
+export declare const inline: (options?: InlineOptions | Derivable<InlineOptions>) => Middleware;
+
+export { InlineOptions }
+
+export { Length }
+
+/**
+ * Built-in `limiter` that will stop `shift()` at a certain point.
+ */
+export declare const limitShift: (options?: LimitShiftOptions | Derivable<LimitShiftOptions>) => {
+    options: any;
+    fn: (state: MiddlewareState) => Coords;
+};
+
+export { LimitShiftOptions }
+
+export declare type Middleware = Prettify<Omit<Middleware_2, 'fn'> & {
+    fn(state: MiddlewareState): Promisable<MiddlewareReturn>;
+}>;
+
+/**
+ * @deprecated use `MiddlewareState` instead.
+ */
+export declare type MiddlewareArguments = MiddlewareState;
+
+export { MiddlewareData }
+
+export { MiddlewareReturn }
+
+export declare type MiddlewareState = Prettify<Omit<MiddlewareState_2, 'elements'> & {
+    elements: Elements;
+}>;
+
+export declare interface NodeScroll {
+    scrollLeft: number;
+    scrollTop: number;
+}
+
+/**
+ * Modifies the placement by translating the floating element along the
+ * specified axes.
+ * A number (shorthand for `mainAxis` or distance), or an axes configuration
+ * object may be passed.
+ * @see https://floating-ui.com/docs/offset
+ */
+export declare const offset: (options?: OffsetOptions) => Middleware;
+
+export declare type OffsetOptions = OffsetValue | Derivable<OffsetValue>;
+
+declare type OffsetValue = number | {
+    /**
+     * The axis that runs along the side of the floating element. Represents
+     * the distance (gutter or margin) between the reference and floating
+     * element.
+     * @default 0
+     */
+    mainAxis?: number;
+    /**
+     * The axis that runs along the alignment of the floating element.
+     * Represents the skidding between the reference and floating element.
+     * @default 0
+     */
+    crossAxis?: number;
+    /**
+     * The same axis as `crossAxis` but applies only to aligned placements
+     * and inverts the `end` alignment. When set to a number, it overrides the
+     * `crossAxis` value.
+     *
+     * A positive number will move the floating element in the direction of
+     * the opposite edge to the one that is aligned, while a negative number
+     * the reverse.
+     * @default null
+     */
+    alignmentAxis?: number | null;
+};
+
+export { Padding }
+
+export { Placement }
+
+export declare interface Platform {
+    getElementRects: (args: {
+        reference: ReferenceElement;
+        floating: FloatingElement;
+        strategy: Strategy;
+    }) => Promisable<ElementRects>;
+    getClippingRect: (args: {
+        element: Element;
+        boundary: Boundary;
+        rootBoundary: RootBoundary;
+        strategy: Strategy;
+    }) => Promisable<Rect>;
+    getDimensions: (element: Element) => Promisable<Dimensions>;
+    convertOffsetParentRelativeRectToViewportRelativeRect: (args: {
+        elements?: Elements;
+        rect: Rect;
+        offsetParent: Element;
+        strategy: Strategy;
+    }) => Promisable<Rect>;
+    getOffsetParent: (element: Element, polyfill?: (element: HTMLElement) => Element | null) => Promisable<Element | Window>;
+    isElement: (value: unknown) => Promisable<boolean>;
+    getDocumentElement: (element: Element) => Promisable<HTMLElement>;
+    getClientRects: (element: Element) => Promisable<Array<ClientRectObject>>;
+    isRTL: (element: Element) => Promisable<boolean>;
+    getScale: (element: HTMLElement) => Promisable<{
+        x: number;
+        y: number;
+    }>;
+}
+
+export declare const platform: Platform;
+
+declare type Prettify<T> = {
+    [K in keyof T]: T[K];
+} & {};
+
+declare type Promisable<T> = T | Promise<T>;
+
+export { Rect }
+
+export declare type ReferenceElement = Element | VirtualElement;
+
+export { RootBoundary }
+
+/**
+ * Optimizes the visibility of the floating element by shifting it in order to
+ * keep it in view when it will overflow the clipping boundary.
+ * @see https://floating-ui.com/docs/shift
+ */
+export declare const shift: (options?: ShiftOptions | Derivable<ShiftOptions>) => Middleware;
+
+export declare type ShiftOptions = Prettify<Omit<ShiftOptions_2, 'boundary'> & DetectOverflowOptions>;
+
+export { Side }
+
+export { SideObject }
+
+/**
+ * Provides data that allows you to change the size of the floating element —
+ * for instance, prevent it from overflowing the clipping boundary or match the
+ * width of the reference element.
+ * @see https://floating-ui.com/docs/size
+ */
+export declare const size: (options?: SizeOptions | Derivable<SizeOptions>) => Middleware;
+
+export declare type SizeOptions = Prettify<Omit<SizeOptions_2, 'apply' | 'boundary'> & DetectOverflowOptions & {
+    /**
+     * Function that is called to perform style mutations to the floating element
+     * to change its size.
+     * @default undefined
+     */
+    apply?(args: MiddlewareState & {
+        availableWidth: number;
+        availableHeight: number;
+    }): Promisable<void>;
+}>;
+
+export { Strategy }
+
+/**
+ * Custom positioning reference element.
+ * @see https://floating-ui.com/docs/virtual-elements
+ */
+export declare interface VirtualElement {
+    getBoundingClientRect(): ClientRectObject;
+    getClientRects?(): Array<ClientRectObject> | DOMRectList;
+    contextElement?: Element;
+}
+
+export { }

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.esm.js

@@ -0,0 +1,777 @@
+import { rectToClientRect, arrow as arrow$1, autoPlacement as autoPlacement$1, detectOverflow as detectOverflow$1, flip as flip$1, hide as hide$1, inline as inline$1, limitShift as limitShift$1, offset as offset$1, shift as shift$1, size as size$1, computePosition as computePosition$1 } from '@floating-ui/core';
+import { round, createCoords, max, min, floor } from '@floating-ui/utils';
+import { getComputedStyle as getComputedStyle$1, isHTMLElement, isElement, getWindow, isWebKit, getFrameElement, getNodeScroll, getDocumentElement, isTopLayer, getNodeName, isOverflowElement, getOverflowAncestors, getParentNode, isLastTraversableNode, isContainingBlock, isTableElement, getContainingBlock } from '@floating-ui/utils/dom';
+export { getOverflowAncestors } from '@floating-ui/utils/dom';
+
+function getCssDimensions(element) {
+  const css = getComputedStyle$1(element);
+  // In testing environments, the `width` and `height` properties are empty
+  // strings for SVG elements, returning NaN. Fallback to `0` in this case.
+  let width = parseFloat(css.width) || 0;
+  let height = parseFloat(css.height) || 0;
+  const hasOffset = isHTMLElement(element);
+  const offsetWidth = hasOffset ? element.offsetWidth : width;
+  const offsetHeight = hasOffset ? element.offsetHeight : height;
+  const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;
+  if (shouldFallback) {
+    width = offsetWidth;
+    height = offsetHeight;
+  }
+  return {
+    width,
+    height,
+    $: shouldFallback
+  };
+}
+
+function unwrapElement(element) {
+  return !isElement(element) ? element.contextElement : element;
+}
+
+function getScale(element) {
+  const domElement = unwrapElement(element);
+  if (!isHTMLElement(domElement)) {
+    return createCoords(1);
+  }
+  const rect = domElement.getBoundingClientRect();
+  const {
+    width,
+    height,
+    $
+  } = getCssDimensions(domElement);
+  let x = ($ ? round(rect.width) : rect.width) / width;
+  let y = ($ ? round(rect.height) : rect.height) / height;
+
+  // 0, NaN, or Infinity should always fallback to 1.
+
+  if (!x || !Number.isFinite(x)) {
+    x = 1;
+  }
+  if (!y || !Number.isFinite(y)) {
+    y = 1;
+  }
+  return {
+    x,
+    y
+  };
+}
+
+const noOffsets = /*#__PURE__*/createCoords(0);
+function getVisualOffsets(element) {
+  const win = getWindow(element);
+  if (!isWebKit() || !win.visualViewport) {
+    return noOffsets;
+  }
+  return {
+    x: win.visualViewport.offsetLeft,
+    y: win.visualViewport.offsetTop
+  };
+}
+function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {
+  if (isFixed === void 0) {
+    isFixed = false;
+  }
+  if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {
+    return false;
+  }
+  return isFixed;
+}
+
+function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {
+  if (includeScale === void 0) {
+    includeScale = false;
+  }
+  if (isFixedStrategy === void 0) {
+    isFixedStrategy = false;
+  }
+  const clientRect = element.getBoundingClientRect();
+  const domElement = unwrapElement(element);
+  let scale = createCoords(1);
+  if (includeScale) {
+    if (offsetParent) {
+      if (isElement(offsetParent)) {
+        scale = getScale(offsetParent);
+      }
+    } else {
+      scale = getScale(element);
+    }
+  }
+  const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);
+  let x = (clientRect.left + visualOffsets.x) / scale.x;
+  let y = (clientRect.top + visualOffsets.y) / scale.y;
+  let width = clientRect.width / scale.x;
+  let height = clientRect.height / scale.y;
+  if (domElement) {
+    const win = getWindow(domElement);
+    const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;
+    let currentWin = win;
+    let currentIFrame = getFrameElement(currentWin);
+    while (currentIFrame && offsetParent && offsetWin !== currentWin) {
+      const iframeScale = getScale(currentIFrame);
+      const iframeRect = currentIFrame.getBoundingClientRect();
+      const css = getComputedStyle$1(currentIFrame);
+      const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;
+      const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;
+      x *= iframeScale.x;
+      y *= iframeScale.y;
+      width *= iframeScale.x;
+      height *= iframeScale.y;
+      x += left;
+      y += top;
+      currentWin = getWindow(currentIFrame);
+      currentIFrame = getFrameElement(currentWin);
+    }
+  }
+  return rectToClientRect({
+    width,
+    height,
+    x,
+    y
+  });
+}
+
+// If <html> has a CSS width greater than the viewport, then this will be
+// incorrect for RTL.
+function getWindowScrollBarX(element, rect) {
+  const leftScroll = getNodeScroll(element).scrollLeft;
+  if (!rect) {
+    return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
+  }
+  return rect.left + leftScroll;
+}
+
+function getHTMLOffset(documentElement, scroll) {
+  const htmlRect = documentElement.getBoundingClientRect();
+  const x = htmlRect.left + scroll.scrollLeft - getWindowScrollBarX(documentElement, htmlRect);
+  const y = htmlRect.top + scroll.scrollTop;
+  return {
+    x,
+    y
+  };
+}
+
+function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
+  let {
+    elements,
+    rect,
+    offsetParent,
+    strategy
+  } = _ref;
+  const isFixed = strategy === 'fixed';
+  const documentElement = getDocumentElement(offsetParent);
+  const topLayer = elements ? isTopLayer(elements.floating) : false;
+  if (offsetParent === documentElement || topLayer && isFixed) {
+    return rect;
+  }
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  let scale = createCoords(1);
+  const offsets = createCoords(0);
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isHTMLElement(offsetParent)) {
+      const offsetRect = getBoundingClientRect(offsetParent);
+      scale = getScale(offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    }
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  return {
+    width: rect.width * scale.x,
+    height: rect.height * scale.y,
+    x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
+    y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
+  };
+}
+
+function getClientRects(element) {
+  return Array.from(element.getClientRects());
+}
+
+// Gets the entire size of the scrollable document area, even extending outside
+// of the `<html>` and `<body>` rect bounds if horizontally scrollable.
+function getDocumentRect(element) {
+  const html = getDocumentElement(element);
+  const scroll = getNodeScroll(element);
+  const body = element.ownerDocument.body;
+  const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);
+  const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);
+  let x = -scroll.scrollLeft + getWindowScrollBarX(element);
+  const y = -scroll.scrollTop;
+  if (getComputedStyle$1(body).direction === 'rtl') {
+    x += max(html.clientWidth, body.clientWidth) - width;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+// Safety check: ensure the scrollbar space is reasonable in case this
+// calculation is affected by unusual styles.
+// Most scrollbars leave 15-18px of space.
+const SCROLLBAR_MAX = 25;
+function getViewportRect(element, strategy) {
+  const win = getWindow(element);
+  const html = getDocumentElement(element);
+  const visualViewport = win.visualViewport;
+  let width = html.clientWidth;
+  let height = html.clientHeight;
+  let x = 0;
+  let y = 0;
+  if (visualViewport) {
+    width = visualViewport.width;
+    height = visualViewport.height;
+    const visualViewportBased = isWebKit();
+    if (!visualViewportBased || visualViewportBased && strategy === 'fixed') {
+      x = visualViewport.offsetLeft;
+      y = visualViewport.offsetTop;
+    }
+  }
+  const windowScrollbarX = getWindowScrollBarX(html);
+  // <html> `overflow: hidden` + `scrollbar-gutter: stable` reduces the
+  // visual width of the <html> but this is not considered in the size
+  // of `html.clientWidth`.
+  if (windowScrollbarX <= 0) {
+    const doc = html.ownerDocument;
+    const body = doc.body;
+    const bodyStyles = getComputedStyle(body);
+    const bodyMarginInline = doc.compatMode === 'CSS1Compat' ? parseFloat(bodyStyles.marginLeft) + parseFloat(bodyStyles.marginRight) || 0 : 0;
+    const clippingStableScrollbarWidth = Math.abs(html.clientWidth - body.clientWidth - bodyMarginInline);
+    if (clippingStableScrollbarWidth <= SCROLLBAR_MAX) {
+      width -= clippingStableScrollbarWidth;
+    }
+  } else if (windowScrollbarX <= SCROLLBAR_MAX) {
+    // If the <body> scrollbar is on the left, the width needs to be extended
+    // by the scrollbar amount so there isn't extra space on the right.
+    width += windowScrollbarX;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+const absoluteOrFixed = /*#__PURE__*/new Set(['absolute', 'fixed']);
+// Returns the inner client rect, subtracting scrollbars if present.
+function getInnerBoundingClientRect(element, strategy) {
+  const clientRect = getBoundingClientRect(element, true, strategy === 'fixed');
+  const top = clientRect.top + element.clientTop;
+  const left = clientRect.left + element.clientLeft;
+  const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);
+  const width = element.clientWidth * scale.x;
+  const height = element.clientHeight * scale.y;
+  const x = left * scale.x;
+  const y = top * scale.y;
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {
+  let rect;
+  if (clippingAncestor === 'viewport') {
+    rect = getViewportRect(element, strategy);
+  } else if (clippingAncestor === 'document') {
+    rect = getDocumentRect(getDocumentElement(element));
+  } else if (isElement(clippingAncestor)) {
+    rect = getInnerBoundingClientRect(clippingAncestor, strategy);
+  } else {
+    const visualOffsets = getVisualOffsets(element);
+    rect = {
+      x: clippingAncestor.x - visualOffsets.x,
+      y: clippingAncestor.y - visualOffsets.y,
+      width: clippingAncestor.width,
+      height: clippingAncestor.height
+    };
+  }
+  return rectToClientRect(rect);
+}
+function hasFixedPositionAncestor(element, stopNode) {
+  const parentNode = getParentNode(element);
+  if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {
+    return false;
+  }
+  return getComputedStyle$1(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode);
+}
+
+// A "clipping ancestor" is an `overflow` element with the characteristic of
+// clipping (or hiding) child elements. This returns all clipping ancestors
+// of the given element up the tree.
+function getClippingElementAncestors(element, cache) {
+  const cachedResult = cache.get(element);
+  if (cachedResult) {
+    return cachedResult;
+  }
+  let result = getOverflowAncestors(element, [], false).filter(el => isElement(el) && getNodeName(el) !== 'body');
+  let currentContainingBlockComputedStyle = null;
+  const elementIsFixed = getComputedStyle$1(element).position === 'fixed';
+  let currentNode = elementIsFixed ? getParentNode(element) : element;
+
+  // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+  while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {
+    const computedStyle = getComputedStyle$1(currentNode);
+    const currentNodeIsContaining = isContainingBlock(currentNode);
+    if (!currentNodeIsContaining && computedStyle.position === 'fixed') {
+      currentContainingBlockComputedStyle = null;
+    }
+    const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && absoluteOrFixed.has(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);
+    if (shouldDropCurrentNode) {
+      // Drop non-containing blocks.
+      result = result.filter(ancestor => ancestor !== currentNode);
+    } else {
+      // Record last containing block for next iteration.
+      currentContainingBlockComputedStyle = computedStyle;
+    }
+    currentNode = getParentNode(currentNode);
+  }
+  cache.set(element, result);
+  return result;
+}
+
+// Gets the maximum area that the element is visible in due to any number of
+// clipping ancestors.
+function getClippingRect(_ref) {
+  let {
+    element,
+    boundary,
+    rootBoundary,
+    strategy
+  } = _ref;
+  const elementClippingAncestors = boundary === 'clippingAncestors' ? isTopLayer(element) ? [] : getClippingElementAncestors(element, this._c) : [].concat(boundary);
+  const clippingAncestors = [...elementClippingAncestors, rootBoundary];
+  const firstClippingAncestor = clippingAncestors[0];
+  const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {
+    const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);
+    accRect.top = max(rect.top, accRect.top);
+    accRect.right = min(rect.right, accRect.right);
+    accRect.bottom = min(rect.bottom, accRect.bottom);
+    accRect.left = max(rect.left, accRect.left);
+    return accRect;
+  }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));
+  return {
+    width: clippingRect.right - clippingRect.left,
+    height: clippingRect.bottom - clippingRect.top,
+    x: clippingRect.left,
+    y: clippingRect.top
+  };
+}
+
+function getDimensions(element) {
+  const {
+    width,
+    height
+  } = getCssDimensions(element);
+  return {
+    width,
+    height
+  };
+}
+
+function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  const documentElement = getDocumentElement(offsetParent);
+  const isFixed = strategy === 'fixed';
+  const rect = getBoundingClientRect(element, true, isFixed, offsetParent);
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  const offsets = createCoords(0);
+
+  // If the <body> scrollbar appears on the left (e.g. RTL systems). Use
+  // Firefox with layout.scrollbar.side = 3 in about:config to test this.
+  function setLeftRTLScrollbarOffset() {
+    offsets.x = getWindowScrollBarX(documentElement);
+  }
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isOffsetParentAnElement) {
+      const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    } else if (documentElement) {
+      setLeftRTLScrollbarOffset();
+    }
+  }
+  if (isFixed && !isOffsetParentAnElement && documentElement) {
+    setLeftRTLScrollbarOffset();
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
+  const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
+  return {
+    x,
+    y,
+    width: rect.width,
+    height: rect.height
+  };
+}
+
+function isStaticPositioned(element) {
+  return getComputedStyle$1(element).position === 'static';
+}
+
+function getTrueOffsetParent(element, polyfill) {
+  if (!isHTMLElement(element) || getComputedStyle$1(element).position === 'fixed') {
+    return null;
+  }
+  if (polyfill) {
+    return polyfill(element);
+  }
+  let rawOffsetParent = element.offsetParent;
+
+  // Firefox returns the <html> element as the offsetParent if it's non-static,
+  // while Chrome and Safari return the <body> element. The <body> element must
+  // be used to perform the correct calculations even if the <html> element is
+  // non-static.
+  if (getDocumentElement(element) === rawOffsetParent) {
+    rawOffsetParent = rawOffsetParent.ownerDocument.body;
+  }
+  return rawOffsetParent;
+}
+
+// Gets the closest ancestor positioned element. Handles some edge cases,
+// such as table ancestors and cross browser bugs.
+function getOffsetParent(element, polyfill) {
+  const win = getWindow(element);
+  if (isTopLayer(element)) {
+    return win;
+  }
+  if (!isHTMLElement(element)) {
+    let svgOffsetParent = getParentNode(element);
+    while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
+      if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
+        return svgOffsetParent;
+      }
+      svgOffsetParent = getParentNode(svgOffsetParent);
+    }
+    return win;
+  }
+  let offsetParent = getTrueOffsetParent(element, polyfill);
+  while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
+    offsetParent = getTrueOffsetParent(offsetParent, polyfill);
+  }
+  if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
+    return win;
+  }
+  return offsetParent || getContainingBlock(element) || win;
+}
+
+const getElementRects = async function (data) {
+  const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
+  const getDimensionsFn = this.getDimensions;
+  const floatingDimensions = await getDimensionsFn(data.floating);
+  return {
+    reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
+    floating: {
+      x: 0,
+      y: 0,
+      width: floatingDimensions.width,
+      height: floatingDimensions.height
+    }
+  };
+};
+
+function isRTL(element) {
+  return getComputedStyle$1(element).direction === 'rtl';
+}
+
+const platform = {
+  convertOffsetParentRelativeRectToViewportRelativeRect,
+  getDocumentElement,
+  getClippingRect,
+  getOffsetParent,
+  getElementRects,
+  getClientRects,
+  getDimensions,
+  getScale,
+  isElement,
+  isRTL
+};
+
+function rectsAreEqual(a, b) {
+  return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
+}
+
+// https://samthor.au/2021/observing-dom/
+function observeMove(element, onMove) {
+  let io = null;
+  let timeoutId;
+  const root = getDocumentElement(element);
+  function cleanup() {
+    var _io;
+    clearTimeout(timeoutId);
+    (_io = io) == null || _io.disconnect();
+    io = null;
+  }
+  function refresh(skip, threshold) {
+    if (skip === void 0) {
+      skip = false;
+    }
+    if (threshold === void 0) {
+      threshold = 1;
+    }
+    cleanup();
+    const elementRectForRootMargin = element.getBoundingClientRect();
+    const {
+      left,
+      top,
+      width,
+      height
+    } = elementRectForRootMargin;
+    if (!skip) {
+      onMove();
+    }
+    if (!width || !height) {
+      return;
+    }
+    const insetTop = floor(top);
+    const insetRight = floor(root.clientWidth - (left + width));
+    const insetBottom = floor(root.clientHeight - (top + height));
+    const insetLeft = floor(left);
+    const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px";
+    const options = {
+      rootMargin,
+      threshold: max(0, min(1, threshold)) || 1
+    };
+    let isFirstUpdate = true;
+    function handleObserve(entries) {
+      const ratio = entries[0].intersectionRatio;
+      if (ratio !== threshold) {
+        if (!isFirstUpdate) {
+          return refresh();
+        }
+        if (!ratio) {
+          // If the reference is clipped, the ratio is 0. Throttle the refresh
+          // to prevent an infinite loop of updates.
+          timeoutId = setTimeout(() => {
+            refresh(false, 1e-7);
+          }, 1000);
+        } else {
+          refresh(false, ratio);
+        }
+      }
+      if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
+        // It's possible that even though the ratio is reported as 1, the
+        // element is not actually fully within the IntersectionObserver's root
+        // area anymore. This can happen under performance constraints. This may
+        // be a bug in the browser's IntersectionObserver implementation. To
+        // work around this, we compare the element's bounding rect now with
+        // what it was at the time we created the IntersectionObserver. If they
+        // are not equal then the element moved, so we refresh.
+        refresh();
+      }
+      isFirstUpdate = false;
+    }
+
+    // Older browsers don't support a `document` as the root and will throw an
+    // error.
+    try {
+      io = new IntersectionObserver(handleObserve, {
+        ...options,
+        // Handle <iframe>s
+        root: root.ownerDocument
+      });
+    } catch (_e) {
+      io = new IntersectionObserver(handleObserve, options);
+    }
+    io.observe(element);
+  }
+  refresh(true);
+  return cleanup;
+}
+
+/**
+ * Automatically updates the position of the floating element when necessary.
+ * Should only be called when the floating element is mounted on the DOM or
+ * visible on the screen.
+ * @returns cleanup function that should be invoked when the floating element is
+ * removed from the DOM or hidden from the screen.
+ * @see https://floating-ui.com/docs/autoUpdate
+ */
+function autoUpdate(reference, floating, update, options) {
+  if (options === void 0) {
+    options = {};
+  }
+  const {
+    ancestorScroll = true,
+    ancestorResize = true,
+    elementResize = typeof ResizeObserver === 'function',
+    layoutShift = typeof IntersectionObserver === 'function',
+    animationFrame = false
+  } = options;
+  const referenceEl = unwrapElement(reference);
+  const ancestors = ancestorScroll || ancestorResize ? [...(referenceEl ? getOverflowAncestors(referenceEl) : []), ...getOverflowAncestors(floating)] : [];
+  ancestors.forEach(ancestor => {
+    ancestorScroll && ancestor.addEventListener('scroll', update, {
+      passive: true
+    });
+    ancestorResize && ancestor.addEventListener('resize', update);
+  });
+  const cleanupIo = referenceEl && layoutShift ? observeMove(referenceEl, update) : null;
+  let reobserveFrame = -1;
+  let resizeObserver = null;
+  if (elementResize) {
+    resizeObserver = new ResizeObserver(_ref => {
+      let [firstEntry] = _ref;
+      if (firstEntry && firstEntry.target === referenceEl && resizeObserver) {
+        // Prevent update loops when using the `size` middleware.
+        // https://github.com/floating-ui/floating-ui/issues/1740
+        resizeObserver.unobserve(floating);
+        cancelAnimationFrame(reobserveFrame);
+        reobserveFrame = requestAnimationFrame(() => {
+          var _resizeObserver;
+          (_resizeObserver = resizeObserver) == null || _resizeObserver.observe(floating);
+        });
+      }
+      update();
+    });
+    if (referenceEl && !animationFrame) {
+      resizeObserver.observe(referenceEl);
+    }
+    resizeObserver.observe(floating);
+  }
+  let frameId;
+  let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;
+  if (animationFrame) {
+    frameLoop();
+  }
+  function frameLoop() {
+    const nextRefRect = getBoundingClientRect(reference);
+    if (prevRefRect && !rectsAreEqual(prevRefRect, nextRefRect)) {
+      update();
+    }
+    prevRefRect = nextRefRect;
+    frameId = requestAnimationFrame(frameLoop);
+  }
+  update();
+  return () => {
+    var _resizeObserver2;
+    ancestors.forEach(ancestor => {
+      ancestorScroll && ancestor.removeEventListener('scroll', update);
+      ancestorResize && ancestor.removeEventListener('resize', update);
+    });
+    cleanupIo == null || cleanupIo();
+    (_resizeObserver2 = resizeObserver) == null || _resizeObserver2.disconnect();
+    resizeObserver = null;
+    if (animationFrame) {
+      cancelAnimationFrame(frameId);
+    }
+  };
+}
+
+/**
+ * Resolves with an object of overflow side offsets that determine how much the
+ * element is overflowing a given clipping boundary on each side.
+ * - positive = overflowing the boundary by that number of pixels
+ * - negative = how many pixels left before it will overflow
+ * - 0 = lies flush with the boundary
+ * @see https://floating-ui.com/docs/detectOverflow
+ */
+const detectOverflow = detectOverflow$1;
+
+/**
+ * Modifies the placement by translating the floating element along the
+ * specified axes.
+ * A number (shorthand for `mainAxis` or distance), or an axes configuration
+ * object may be passed.
+ * @see https://floating-ui.com/docs/offset
+ */
+const offset = offset$1;
+
+/**
+ * Optimizes the visibility of the floating element by choosing the placement
+ * that has the most space available automatically, without needing to specify a
+ * preferred placement. Alternative to `flip`.
+ * @see https://floating-ui.com/docs/autoPlacement
+ */
+const autoPlacement = autoPlacement$1;
+
+/**
+ * Optimizes the visibility of the floating element by shifting it in order to
+ * keep it in view when it will overflow the clipping boundary.
+ * @see https://floating-ui.com/docs/shift
+ */
+const shift = shift$1;
+
+/**
+ * Optimizes the visibility of the floating element by flipping the `placement`
+ * in order to keep it in view when the preferred placement(s) will overflow the
+ * clipping boundary. Alternative to `autoPlacement`.
+ * @see https://floating-ui.com/docs/flip
+ */
+const flip = flip$1;
+
+/**
+ * Provides data that allows you to change the size of the floating element —
+ * for instance, prevent it from overflowing the clipping boundary or match the
+ * width of the reference element.
+ * @see https://floating-ui.com/docs/size
+ */
+const size = size$1;
+
+/**
+ * Provides data to hide the floating element in applicable situations, such as
+ * when it is not in the same clipping context as the reference element.
+ * @see https://floating-ui.com/docs/hide
+ */
+const hide = hide$1;
+
+/**
+ * Provides data to position an inner element of the floating element so that it
+ * appears centered to the reference element.
+ * @see https://floating-ui.com/docs/arrow
+ */
+const arrow = arrow$1;
+
+/**
+ * Provides improved positioning for inline reference elements that can span
+ * over multiple lines, such as hyperlinks or range selections.
+ * @see https://floating-ui.com/docs/inline
+ */
+const inline = inline$1;
+
+/**
+ * Built-in `limiter` that will stop `shift()` at a certain point.
+ */
+const limitShift = limitShift$1;
+
+/**
+ * Computes the `x` and `y` coordinates that will place the floating element
+ * next to a given reference element.
+ */
+const computePosition = (reference, floating, options) => {
+  // This caches the expensive `getClippingElementAncestors` function so that
+  // multiple lifecycle resets re-use the same result. It only lives for a
+  // single call. If other functions become expensive, we can add them as well.
+  const cache = new Map();
+  const mergedOptions = {
+    platform,
+    ...options
+  };
+  const platformWithCache = {
+    ...mergedOptions.platform,
+    _c: cache
+  };
+  return computePosition$1(reference, floating, {
+    ...mergedOptions,
+    platform: platformWithCache
+  });
+};
+
+export { arrow, autoPlacement, autoUpdate, computePosition, detectOverflow, flip, hide, inline, limitShift, offset, platform, shift, size };

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.mjs

@@ -0,0 +1,777 @@
+import { rectToClientRect, arrow as arrow$1, autoPlacement as autoPlacement$1, detectOverflow as detectOverflow$1, flip as flip$1, hide as hide$1, inline as inline$1, limitShift as limitShift$1, offset as offset$1, shift as shift$1, size as size$1, computePosition as computePosition$1 } from '@floating-ui/core';
+import { round, createCoords, max, min, floor } from '@floating-ui/utils';
+import { getComputedStyle as getComputedStyle$1, isHTMLElement, isElement, getWindow, isWebKit, getFrameElement, getNodeScroll, getDocumentElement, isTopLayer, getNodeName, isOverflowElement, getOverflowAncestors, getParentNode, isLastTraversableNode, isContainingBlock, isTableElement, getContainingBlock } from '@floating-ui/utils/dom';
+export { getOverflowAncestors } from '@floating-ui/utils/dom';
+
+function getCssDimensions(element) {
+  const css = getComputedStyle$1(element);
+  // In testing environments, the `width` and `height` properties are empty
+  // strings for SVG elements, returning NaN. Fallback to `0` in this case.
+  let width = parseFloat(css.width) || 0;
+  let height = parseFloat(css.height) || 0;
+  const hasOffset = isHTMLElement(element);
+  const offsetWidth = hasOffset ? element.offsetWidth : width;
+  const offsetHeight = hasOffset ? element.offsetHeight : height;
+  const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;
+  if (shouldFallback) {
+    width = offsetWidth;
+    height = offsetHeight;
+  }
+  return {
+    width,
+    height,
+    $: shouldFallback
+  };
+}
+
+function unwrapElement(element) {
+  return !isElement(element) ? element.contextElement : element;
+}
+
+function getScale(element) {
+  const domElement = unwrapElement(element);
+  if (!isHTMLElement(domElement)) {
+    return createCoords(1);
+  }
+  const rect = domElement.getBoundingClientRect();
+  const {
+    width,
+    height,
+    $
+  } = getCssDimensions(domElement);
+  let x = ($ ? round(rect.width) : rect.width) / width;
+  let y = ($ ? round(rect.height) : rect.height) / height;
+
+  // 0, NaN, or Infinity should always fallback to 1.
+
+  if (!x || !Number.isFinite(x)) {
+    x = 1;
+  }
+  if (!y || !Number.isFinite(y)) {
+    y = 1;
+  }
+  return {
+    x,
+    y
+  };
+}
+
+const noOffsets = /*#__PURE__*/createCoords(0);
+function getVisualOffsets(element) {
+  const win = getWindow(element);
+  if (!isWebKit() || !win.visualViewport) {
+    return noOffsets;
+  }
+  return {
+    x: win.visualViewport.offsetLeft,
+    y: win.visualViewport.offsetTop
+  };
+}
+function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {
+  if (isFixed === void 0) {
+    isFixed = false;
+  }
+  if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {
+    return false;
+  }
+  return isFixed;
+}
+
+function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {
+  if (includeScale === void 0) {
+    includeScale = false;
+  }
+  if (isFixedStrategy === void 0) {
+    isFixedStrategy = false;
+  }
+  const clientRect = element.getBoundingClientRect();
+  const domElement = unwrapElement(element);
+  let scale = createCoords(1);
+  if (includeScale) {
+    if (offsetParent) {
+      if (isElement(offsetParent)) {
+        scale = getScale(offsetParent);
+      }
+    } else {
+      scale = getScale(element);
+    }
+  }
+  const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);
+  let x = (clientRect.left + visualOffsets.x) / scale.x;
+  let y = (clientRect.top + visualOffsets.y) / scale.y;
+  let width = clientRect.width / scale.x;
+  let height = clientRect.height / scale.y;
+  if (domElement) {
+    const win = getWindow(domElement);
+    const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;
+    let currentWin = win;
+    let currentIFrame = getFrameElement(currentWin);
+    while (currentIFrame && offsetParent && offsetWin !== currentWin) {
+      const iframeScale = getScale(currentIFrame);
+      const iframeRect = currentIFrame.getBoundingClientRect();
+      const css = getComputedStyle$1(currentIFrame);
+      const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;
+      const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;
+      x *= iframeScale.x;
+      y *= iframeScale.y;
+      width *= iframeScale.x;
+      height *= iframeScale.y;
+      x += left;
+      y += top;
+      currentWin = getWindow(currentIFrame);
+      currentIFrame = getFrameElement(currentWin);
+    }
+  }
+  return rectToClientRect({
+    width,
+    height,
+    x,
+    y
+  });
+}
+
+// If <html> has a CSS width greater than the viewport, then this will be
+// incorrect for RTL.
+function getWindowScrollBarX(element, rect) {
+  const leftScroll = getNodeScroll(element).scrollLeft;
+  if (!rect) {
+    return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
+  }
+  return rect.left + leftScroll;
+}
+
+function getHTMLOffset(documentElement, scroll) {
+  const htmlRect = documentElement.getBoundingClientRect();
+  const x = htmlRect.left + scroll.scrollLeft - getWindowScrollBarX(documentElement, htmlRect);
+  const y = htmlRect.top + scroll.scrollTop;
+  return {
+    x,
+    y
+  };
+}
+
+function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
+  let {
+    elements,
+    rect,
+    offsetParent,
+    strategy
+  } = _ref;
+  const isFixed = strategy === 'fixed';
+  const documentElement = getDocumentElement(offsetParent);
+  const topLayer = elements ? isTopLayer(elements.floating) : false;
+  if (offsetParent === documentElement || topLayer && isFixed) {
+    return rect;
+  }
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  let scale = createCoords(1);
+  const offsets = createCoords(0);
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isHTMLElement(offsetParent)) {
+      const offsetRect = getBoundingClientRect(offsetParent);
+      scale = getScale(offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    }
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  return {
+    width: rect.width * scale.x,
+    height: rect.height * scale.y,
+    x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
+    y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
+  };
+}
+
+function getClientRects(element) {
+  return Array.from(element.getClientRects());
+}
+
+// Gets the entire size of the scrollable document area, even extending outside
+// of the `<html>` and `<body>` rect bounds if horizontally scrollable.
+function getDocumentRect(element) {
+  const html = getDocumentElement(element);
+  const scroll = getNodeScroll(element);
+  const body = element.ownerDocument.body;
+  const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);
+  const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);
+  let x = -scroll.scrollLeft + getWindowScrollBarX(element);
+  const y = -scroll.scrollTop;
+  if (getComputedStyle$1(body).direction === 'rtl') {
+    x += max(html.clientWidth, body.clientWidth) - width;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+// Safety check: ensure the scrollbar space is reasonable in case this
+// calculation is affected by unusual styles.
+// Most scrollbars leave 15-18px of space.
+const SCROLLBAR_MAX = 25;
+function getViewportRect(element, strategy) {
+  const win = getWindow(element);
+  const html = getDocumentElement(element);
+  const visualViewport = win.visualViewport;
+  let width = html.clientWidth;
+  let height = html.clientHeight;
+  let x = 0;
+  let y = 0;
+  if (visualViewport) {
+    width = visualViewport.width;
+    height = visualViewport.height;
+    const visualViewportBased = isWebKit();
+    if (!visualViewportBased || visualViewportBased && strategy === 'fixed') {
+      x = visualViewport.offsetLeft;
+      y = visualViewport.offsetTop;
+    }
+  }
+  const windowScrollbarX = getWindowScrollBarX(html);
+  // <html> `overflow: hidden` + `scrollbar-gutter: stable` reduces the
+  // visual width of the <html> but this is not considered in the size
+  // of `html.clientWidth`.
+  if (windowScrollbarX <= 0) {
+    const doc = html.ownerDocument;
+    const body = doc.body;
+    const bodyStyles = getComputedStyle(body);
+    const bodyMarginInline = doc.compatMode === 'CSS1Compat' ? parseFloat(bodyStyles.marginLeft) + parseFloat(bodyStyles.marginRight) || 0 : 0;
+    const clippingStableScrollbarWidth = Math.abs(html.clientWidth - body.clientWidth - bodyMarginInline);
+    if (clippingStableScrollbarWidth <= SCROLLBAR_MAX) {
+      width -= clippingStableScrollbarWidth;
+    }
+  } else if (windowScrollbarX <= SCROLLBAR_MAX) {
+    // If the <body> scrollbar is on the left, the width needs to be extended
+    // by the scrollbar amount so there isn't extra space on the right.
+    width += windowScrollbarX;
+  }
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+
+const absoluteOrFixed = /*#__PURE__*/new Set(['absolute', 'fixed']);
+// Returns the inner client rect, subtracting scrollbars if present.
+function getInnerBoundingClientRect(element, strategy) {
+  const clientRect = getBoundingClientRect(element, true, strategy === 'fixed');
+  const top = clientRect.top + element.clientTop;
+  const left = clientRect.left + element.clientLeft;
+  const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);
+  const width = element.clientWidth * scale.x;
+  const height = element.clientHeight * scale.y;
+  const x = left * scale.x;
+  const y = top * scale.y;
+  return {
+    width,
+    height,
+    x,
+    y
+  };
+}
+function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {
+  let rect;
+  if (clippingAncestor === 'viewport') {
+    rect = getViewportRect(element, strategy);
+  } else if (clippingAncestor === 'document') {
+    rect = getDocumentRect(getDocumentElement(element));
+  } else if (isElement(clippingAncestor)) {
+    rect = getInnerBoundingClientRect(clippingAncestor, strategy);
+  } else {
+    const visualOffsets = getVisualOffsets(element);
+    rect = {
+      x: clippingAncestor.x - visualOffsets.x,
+      y: clippingAncestor.y - visualOffsets.y,
+      width: clippingAncestor.width,
+      height: clippingAncestor.height
+    };
+  }
+  return rectToClientRect(rect);
+}
+function hasFixedPositionAncestor(element, stopNode) {
+  const parentNode = getParentNode(element);
+  if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {
+    return false;
+  }
+  return getComputedStyle$1(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode);
+}
+
+// A "clipping ancestor" is an `overflow` element with the characteristic of
+// clipping (or hiding) child elements. This returns all clipping ancestors
+// of the given element up the tree.
+function getClippingElementAncestors(element, cache) {
+  const cachedResult = cache.get(element);
+  if (cachedResult) {
+    return cachedResult;
+  }
+  let result = getOverflowAncestors(element, [], false).filter(el => isElement(el) && getNodeName(el) !== 'body');
+  let currentContainingBlockComputedStyle = null;
+  const elementIsFixed = getComputedStyle$1(element).position === 'fixed';
+  let currentNode = elementIsFixed ? getParentNode(element) : element;
+
+  // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+  while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {
+    const computedStyle = getComputedStyle$1(currentNode);
+    const currentNodeIsContaining = isContainingBlock(currentNode);
+    if (!currentNodeIsContaining && computedStyle.position === 'fixed') {
+      currentContainingBlockComputedStyle = null;
+    }
+    const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && absoluteOrFixed.has(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);
+    if (shouldDropCurrentNode) {
+      // Drop non-containing blocks.
+      result = result.filter(ancestor => ancestor !== currentNode);
+    } else {
+      // Record last containing block for next iteration.
+      currentContainingBlockComputedStyle = computedStyle;
+    }
+    currentNode = getParentNode(currentNode);
+  }
+  cache.set(element, result);
+  return result;
+}
+
+// Gets the maximum area that the element is visible in due to any number of
+// clipping ancestors.
+function getClippingRect(_ref) {
+  let {
+    element,
+    boundary,
+    rootBoundary,
+    strategy
+  } = _ref;
+  const elementClippingAncestors = boundary === 'clippingAncestors' ? isTopLayer(element) ? [] : getClippingElementAncestors(element, this._c) : [].concat(boundary);
+  const clippingAncestors = [...elementClippingAncestors, rootBoundary];
+  const firstClippingAncestor = clippingAncestors[0];
+  const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {
+    const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);
+    accRect.top = max(rect.top, accRect.top);
+    accRect.right = min(rect.right, accRect.right);
+    accRect.bottom = min(rect.bottom, accRect.bottom);
+    accRect.left = max(rect.left, accRect.left);
+    return accRect;
+  }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));
+  return {
+    width: clippingRect.right - clippingRect.left,
+    height: clippingRect.bottom - clippingRect.top,
+    x: clippingRect.left,
+    y: clippingRect.top
+  };
+}
+
+function getDimensions(element) {
+  const {
+    width,
+    height
+  } = getCssDimensions(element);
+  return {
+    width,
+    height
+  };
+}
+
+function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
+  const isOffsetParentAnElement = isHTMLElement(offsetParent);
+  const documentElement = getDocumentElement(offsetParent);
+  const isFixed = strategy === 'fixed';
+  const rect = getBoundingClientRect(element, true, isFixed, offsetParent);
+  let scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  const offsets = createCoords(0);
+
+  // If the <body> scrollbar appears on the left (e.g. RTL systems). Use
+  // Firefox with layout.scrollbar.side = 3 in about:config to test this.
+  function setLeftRTLScrollbarOffset() {
+    offsets.x = getWindowScrollBarX(documentElement);
+  }
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+    if (isOffsetParentAnElement) {
+      const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);
+      offsets.x = offsetRect.x + offsetParent.clientLeft;
+      offsets.y = offsetRect.y + offsetParent.clientTop;
+    } else if (documentElement) {
+      setLeftRTLScrollbarOffset();
+    }
+  }
+  if (isFixed && !isOffsetParentAnElement && documentElement) {
+    setLeftRTLScrollbarOffset();
+  }
+  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+  const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
+  const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
+  return {
+    x,
+    y,
+    width: rect.width,
+    height: rect.height
+  };
+}
+
+function isStaticPositioned(element) {
+  return getComputedStyle$1(element).position === 'static';
+}
+
+function getTrueOffsetParent(element, polyfill) {
+  if (!isHTMLElement(element) || getComputedStyle$1(element).position === 'fixed') {
+    return null;
+  }
+  if (polyfill) {
+    return polyfill(element);
+  }
+  let rawOffsetParent = element.offsetParent;
+
+  // Firefox returns the <html> element as the offsetParent if it's non-static,
+  // while Chrome and Safari return the <body> element. The <body> element must
+  // be used to perform the correct calculations even if the <html> element is
+  // non-static.
+  if (getDocumentElement(element) === rawOffsetParent) {
+    rawOffsetParent = rawOffsetParent.ownerDocument.body;
+  }
+  return rawOffsetParent;
+}
+
+// Gets the closest ancestor positioned element. Handles some edge cases,
+// such as table ancestors and cross browser bugs.
+function getOffsetParent(element, polyfill) {
+  const win = getWindow(element);
+  if (isTopLayer(element)) {
+    return win;
+  }
+  if (!isHTMLElement(element)) {
+    let svgOffsetParent = getParentNode(element);
+    while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
+      if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
+        return svgOffsetParent;
+      }
+      svgOffsetParent = getParentNode(svgOffsetParent);
+    }
+    return win;
+  }
+  let offsetParent = getTrueOffsetParent(element, polyfill);
+  while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
+    offsetParent = getTrueOffsetParent(offsetParent, polyfill);
+  }
+  if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
+    return win;
+  }
+  return offsetParent || getContainingBlock(element) || win;
+}
+
+const getElementRects = async function (data) {
+  const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
+  const getDimensionsFn = this.getDimensions;
+  const floatingDimensions = await getDimensionsFn(data.floating);
+  return {
+    reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
+    floating: {
+      x: 0,
+      y: 0,
+      width: floatingDimensions.width,
+      height: floatingDimensions.height
+    }
+  };
+};
+
+function isRTL(element) {
+  return getComputedStyle$1(element).direction === 'rtl';
+}
+
+const platform = {
+  convertOffsetParentRelativeRectToViewportRelativeRect,
+  getDocumentElement,
+  getClippingRect,
+  getOffsetParent,
+  getElementRects,
+  getClientRects,
+  getDimensions,
+  getScale,
+  isElement,
+  isRTL
+};
+
+function rectsAreEqual(a, b) {
+  return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
+}
+
+// https://samthor.au/2021/observing-dom/
+function observeMove(element, onMove) {
+  let io = null;
+  let timeoutId;
+  const root = getDocumentElement(element);
+  function cleanup() {
+    var _io;
+    clearTimeout(timeoutId);
+    (_io = io) == null || _io.disconnect();
+    io = null;
+  }
+  function refresh(skip, threshold) {
+    if (skip === void 0) {
+      skip = false;
+    }
+    if (threshold === void 0) {
+      threshold = 1;
+    }
+    cleanup();
+    const elementRectForRootMargin = element.getBoundingClientRect();
+    const {
+      left,
+      top,
+      width,
+      height
+    } = elementRectForRootMargin;
+    if (!skip) {
+      onMove();
+    }
+    if (!width || !height) {
+      return;
+    }
+    const insetTop = floor(top);
+    const insetRight = floor(root.clientWidth - (left + width));
+    const insetBottom = floor(root.clientHeight - (top + height));
+    const insetLeft = floor(left);
+    const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px";
+    const options = {
+      rootMargin,
+      threshold: max(0, min(1, threshold)) || 1
+    };
+    let isFirstUpdate = true;
+    function handleObserve(entries) {
+      const ratio = entries[0].intersectionRatio;
+      if (ratio !== threshold) {
+        if (!isFirstUpdate) {
+          return refresh();
+        }
+        if (!ratio) {
+          // If the reference is clipped, the ratio is 0. Throttle the refresh
+          // to prevent an infinite loop of updates.
+          timeoutId = setTimeout(() => {
+            refresh(false, 1e-7);
+          }, 1000);
+        } else {
+          refresh(false, ratio);
+        }
+      }
+      if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
+        // It's possible that even though the ratio is reported as 1, the
+        // element is not actually fully within the IntersectionObserver's root
+        // area anymore. This can happen under performance constraints. This may
+        // be a bug in the browser's IntersectionObserver implementation. To
+        // work around this, we compare the element's bounding rect now with
+        // what it was at the time we created the IntersectionObserver. If they
+        // are not equal then the element moved, so we refresh.
+        refresh();
+      }
+      isFirstUpdate = false;
+    }
+
+    // Older browsers don't support a `document` as the root and will throw an
+    // error.
+    try {
+      io = new IntersectionObserver(handleObserve, {
+        ...options,
+        // Handle <iframe>s
+        root: root.ownerDocument
+      });
+    } catch (_e) {
+      io = new IntersectionObserver(handleObserve, options);
+    }
+    io.observe(element);
+  }
+  refresh(true);
+  return cleanup;
+}
+
+/**
+ * Automatically updates the position of the floating element when necessary.
+ * Should only be called when the floating element is mounted on the DOM or
+ * visible on the screen.
+ * @returns cleanup function that should be invoked when the floating element is
+ * removed from the DOM or hidden from the screen.
+ * @see https://floating-ui.com/docs/autoUpdate
+ */
+function autoUpdate(reference, floating, update, options) {
+  if (options === void 0) {
+    options = {};
+  }
+  const {
+    ancestorScroll = true,
+    ancestorResize = true,
+    elementResize = typeof ResizeObserver === 'function',
+    layoutShift = typeof IntersectionObserver === 'function',
+    animationFrame = false
+  } = options;
+  const referenceEl = unwrapElement(reference);
+  const ancestors = ancestorScroll || ancestorResize ? [...(referenceEl ? getOverflowAncestors(referenceEl) : []), ...getOverflowAncestors(floating)] : [];
+  ancestors.forEach(ancestor => {
+    ancestorScroll && ancestor.addEventListener('scroll', update, {
+      passive: true
+    });
+    ancestorResize && ancestor.addEventListener('resize', update);
+  });
+  const cleanupIo = referenceEl && layoutShift ? observeMove(referenceEl, update) : null;
+  let reobserveFrame = -1;
+  let resizeObserver = null;
+  if (elementResize) {
+    resizeObserver = new ResizeObserver(_ref => {
+      let [firstEntry] = _ref;
+      if (firstEntry && firstEntry.target === referenceEl && resizeObserver) {
+        // Prevent update loops when using the `size` middleware.
+        // https://github.com/floating-ui/floating-ui/issues/1740
+        resizeObserver.unobserve(floating);
+        cancelAnimationFrame(reobserveFrame);
+        reobserveFrame = requestAnimationFrame(() => {
+          var _resizeObserver;
+          (_resizeObserver = resizeObserver) == null || _resizeObserver.observe(floating);
+        });
+      }
+      update();
+    });
+    if (referenceEl && !animationFrame) {
+      resizeObserver.observe(referenceEl);
+    }
+    resizeObserver.observe(floating);
+  }
+  let frameId;
+  let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;
+  if (animationFrame) {
+    frameLoop();
+  }
+  function frameLoop() {
+    const nextRefRect = getBoundingClientRect(reference);
+    if (prevRefRect && !rectsAreEqual(prevRefRect, nextRefRect)) {
+      update();
+    }
+    prevRefRect = nextRefRect;
+    frameId = requestAnimationFrame(frameLoop);
+  }
+  update();
+  return () => {
+    var _resizeObserver2;
+    ancestors.forEach(ancestor => {
+      ancestorScroll && ancestor.removeEventListener('scroll', update);
+      ancestorResize && ancestor.removeEventListener('resize', update);
+    });
+    cleanupIo == null || cleanupIo();
+    (_resizeObserver2 = resizeObserver) == null || _resizeObserver2.disconnect();
+    resizeObserver = null;
+    if (animationFrame) {
+      cancelAnimationFrame(frameId);
+    }
+  };
+}
+
+/**
+ * Resolves with an object of overflow side offsets that determine how much the
+ * element is overflowing a given clipping boundary on each side.
+ * - positive = overflowing the boundary by that number of pixels
+ * - negative = how many pixels left before it will overflow
+ * - 0 = lies flush with the boundary
+ * @see https://floating-ui.com/docs/detectOverflow
+ */
+const detectOverflow = detectOverflow$1;
+
+/**
+ * Modifies the placement by translating the floating element along the
+ * specified axes.
+ * A number (shorthand for `mainAxis` or distance), or an axes configuration
+ * object may be passed.
+ * @see https://floating-ui.com/docs/offset
+ */
+const offset = offset$1;
+
+/**
+ * Optimizes the visibility of the floating element by choosing the placement
+ * that has the most space available automatically, without needing to specify a
+ * preferred placement. Alternative to `flip`.
+ * @see https://floating-ui.com/docs/autoPlacement
+ */
+const autoPlacement = autoPlacement$1;
+
+/**
+ * Optimizes the visibility of the floating element by shifting it in order to
+ * keep it in view when it will overflow the clipping boundary.
+ * @see https://floating-ui.com/docs/shift
+ */
+const shift = shift$1;
+
+/**
+ * Optimizes the visibility of the floating element by flipping the `placement`
+ * in order to keep it in view when the preferred placement(s) will overflow the
+ * clipping boundary. Alternative to `autoPlacement`.
+ * @see https://floating-ui.com/docs/flip
+ */
+const flip = flip$1;
+
+/**
+ * Provides data that allows you to change the size of the floating element —
+ * for instance, prevent it from overflowing the clipping boundary or match the
+ * width of the reference element.
+ * @see https://floating-ui.com/docs/size
+ */
+const size = size$1;
+
+/**
+ * Provides data to hide the floating element in applicable situations, such as
+ * when it is not in the same clipping context as the reference element.
+ * @see https://floating-ui.com/docs/hide
+ */
+const hide = hide$1;
+
+/**
+ * Provides data to position an inner element of the floating element so that it
+ * appears centered to the reference element.
+ * @see https://floating-ui.com/docs/arrow
+ */
+const arrow = arrow$1;
+
+/**
+ * Provides improved positioning for inline reference elements that can span
+ * over multiple lines, such as hyperlinks or range selections.
+ * @see https://floating-ui.com/docs/inline
+ */
+const inline = inline$1;
+
+/**
+ * Built-in `limiter` that will stop `shift()` at a certain point.
+ */
+const limitShift = limitShift$1;
+
+/**
+ * Computes the `x` and `y` coordinates that will place the floating element
+ * next to a given reference element.
+ */
+const computePosition = (reference, floating, options) => {
+  // This caches the expensive `getClippingElementAncestors` function so that
+  // multiple lifecycle resets re-use the same result. It only lives for a
+  // single call. If other functions become expensive, we can add them as well.
+  const cache = new Map();
+  const mergedOptions = {
+    platform,
+    ...options
+  };
+  const platformWithCache = {
+    ...mergedOptions.platform,
+    _c: cache
+  };
+  return computePosition$1(reference, floating, {
+    ...mergedOptions,
+    platform: platformWithCache
+  });
+};
+
+export { arrow, autoPlacement, autoUpdate, computePosition, detectOverflow, flip, hide, inline, limitShift, offset, platform, shift, size };

frontend/node_modules/@floating-ui/dom/dist/floating-ui.dom.umd.js

@@ -0,0 +1,967 @@
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@floating-ui/core')) :
+  typeof define === 'function' && define.amd ? define(['exports', '@floating-ui/core'], factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.FloatingUIDOM = {}, global.FloatingUICore));
+})(this, (function (exports, core) { 'use strict';
+
+  /**
+   * Custom positioning reference element.
+   * @see https://floating-ui.com/docs/virtual-elements
+   */
+
+  const min = Math.min;
+  const max = Math.max;
+  const round = Math.round;
+  const floor = Math.floor;
+  const createCoords = v => ({
+    x: v,
+    y: v
+  });
+
+  function hasWindow() {
+    return typeof window !== 'undefined';
+  }
+  function getNodeName(node) {
+    if (isNode(node)) {
+      return (node.nodeName || '').toLowerCase();
+    }
+    // Mocked nodes in testing environments may not be instances of Node. By
+    // returning `#document` an infinite loop won't occur.
+    // https://github.com/floating-ui/floating-ui/issues/2317
+    return '#document';
+  }
+  function getWindow(node) {
+    var _node$ownerDocument;
+    return (node == null || (_node$ownerDocument = node.ownerDocument) == null ? void 0 : _node$ownerDocument.defaultView) || window;
+  }
+  function getDocumentElement(node) {
+    var _ref;
+    return (_ref = (isNode(node) ? node.ownerDocument : node.document) || window.document) == null ? void 0 : _ref.documentElement;
+  }
+  function isNode(value) {
+    if (!hasWindow()) {
+      return false;
+    }
+    return value instanceof Node || value instanceof getWindow(value).Node;
+  }
+  function isElement(value) {
+    if (!hasWindow()) {
+      return false;
+    }
+    return value instanceof Element || value instanceof getWindow(value).Element;
+  }
+  function isHTMLElement(value) {
+    if (!hasWindow()) {
+      return false;
+    }
+    return value instanceof HTMLElement || value instanceof getWindow(value).HTMLElement;
+  }
+  function isShadowRoot(value) {
+    if (!hasWindow() || typeof ShadowRoot === 'undefined') {
+      return false;
+    }
+    return value instanceof ShadowRoot || value instanceof getWindow(value).ShadowRoot;
+  }
+  const invalidOverflowDisplayValues = /*#__PURE__*/new Set(['inline', 'contents']);
+  function isOverflowElement(element) {
+    const {
+      overflow,
+      overflowX,
+      overflowY,
+      display
+    } = getComputedStyle$1(element);
+    return /auto|scroll|overlay|hidden|clip/.test(overflow + overflowY + overflowX) && !invalidOverflowDisplayValues.has(display);
+  }
+  const tableElements = /*#__PURE__*/new Set(['table', 'td', 'th']);
+  function isTableElement(element) {
+    return tableElements.has(getNodeName(element));
+  }
+  const topLayerSelectors = [':popover-open', ':modal'];
+  function isTopLayer(element) {
+    return topLayerSelectors.some(selector => {
+      try {
+        return element.matches(selector);
+      } catch (_e) {
+        return false;
+      }
+    });
+  }
+  const transformProperties = ['transform', 'translate', 'scale', 'rotate', 'perspective'];
+  const willChangeValues = ['transform', 'translate', 'scale', 'rotate', 'perspective', 'filter'];
+  const containValues = ['paint', 'layout', 'strict', 'content'];
+  function isContainingBlock(elementOrCss) {
+    const webkit = isWebKit();
+    const css = isElement(elementOrCss) ? getComputedStyle$1(elementOrCss) : elementOrCss;
+
+    // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+    // https://drafts.csswg.org/css-transforms-2/#individual-transforms
+    return transformProperties.some(value => css[value] ? css[value] !== 'none' : false) || (css.containerType ? css.containerType !== 'normal' : false) || !webkit && (css.backdropFilter ? css.backdropFilter !== 'none' : false) || !webkit && (css.filter ? css.filter !== 'none' : false) || willChangeValues.some(value => (css.willChange || '').includes(value)) || containValues.some(value => (css.contain || '').includes(value));
+  }
+  function getContainingBlock(element) {
+    let currentNode = getParentNode(element);
+    while (isHTMLElement(currentNode) && !isLastTraversableNode(currentNode)) {
+      if (isContainingBlock(currentNode)) {
+        return currentNode;
+      } else if (isTopLayer(currentNode)) {
+        return null;
+      }
+      currentNode = getParentNode(currentNode);
+    }
+    return null;
+  }
+  function isWebKit() {
+    if (typeof CSS === 'undefined' || !CSS.supports) return false;
+    return CSS.supports('-webkit-backdrop-filter', 'none');
+  }
+  const lastTraversableNodeNames = /*#__PURE__*/new Set(['html', 'body', '#document']);
+  function isLastTraversableNode(node) {
+    return lastTraversableNodeNames.has(getNodeName(node));
+  }
+  function getComputedStyle$1(element) {
+    return getWindow(element).getComputedStyle(element);
+  }
+  function getNodeScroll(element) {
+    if (isElement(element)) {
+      return {
+        scrollLeft: element.scrollLeft,
+        scrollTop: element.scrollTop
+      };
+    }
+    return {
+      scrollLeft: element.scrollX,
+      scrollTop: element.scrollY
+    };
+  }
+  function getParentNode(node) {
+    if (getNodeName(node) === 'html') {
+      return node;
+    }
+    const result =
+    // Step into the shadow DOM of the parent of a slotted node.
+    node.assignedSlot ||
+    // DOM Element detected.
+    node.parentNode ||
+    // ShadowRoot detected.
+    isShadowRoot(node) && node.host ||
+    // Fallback.
+    getDocumentElement(node);
+    return isShadowRoot(result) ? result.host : result;
+  }
+  function getNearestOverflowAncestor(node) {
+    const parentNode = getParentNode(node);
+    if (isLastTraversableNode(parentNode)) {
+      return node.ownerDocument ? node.ownerDocument.body : node.body;
+    }
+    if (isHTMLElement(parentNode) && isOverflowElement(parentNode)) {
+      return parentNode;
+    }
+    return getNearestOverflowAncestor(parentNode);
+  }
+  function getOverflowAncestors(node, list, traverseIframes) {
+    var _node$ownerDocument2;
+    if (list === void 0) {
+      list = [];
+    }
+    if (traverseIframes === void 0) {
+      traverseIframes = true;
+    }
+    const scrollableAncestor = getNearestOverflowAncestor(node);
+    const isBody = scrollableAncestor === ((_node$ownerDocument2 = node.ownerDocument) == null ? void 0 : _node$ownerDocument2.body);
+    const win = getWindow(scrollableAncestor);
+    if (isBody) {
+      const frameElement = getFrameElement(win);
+      return list.concat(win, win.visualViewport || [], isOverflowElement(scrollableAncestor) ? scrollableAncestor : [], frameElement && traverseIframes ? getOverflowAncestors(frameElement) : []);
+    }
+    return list.concat(scrollableAncestor, getOverflowAncestors(scrollableAncestor, [], traverseIframes));
+  }
+  function getFrameElement(win) {
+    return win.parent && Object.getPrototypeOf(win.parent) ? win.frameElement : null;
+  }
+
+  function getCssDimensions(element) {
+    const css = getComputedStyle$1(element);
+    // In testing environments, the `width` and `height` properties are empty
+    // strings for SVG elements, returning NaN. Fallback to `0` in this case.
+    let width = parseFloat(css.width) || 0;
+    let height = parseFloat(css.height) || 0;
+    const hasOffset = isHTMLElement(element);
+    const offsetWidth = hasOffset ? element.offsetWidth : width;
+    const offsetHeight = hasOffset ? element.offsetHeight : height;
+    const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;
+    if (shouldFallback) {
+      width = offsetWidth;
+      height = offsetHeight;
+    }
+    return {
+      width,
+      height,
+      $: shouldFallback
+    };
+  }
+
+  function unwrapElement(element) {
+    return !isElement(element) ? element.contextElement : element;
+  }
+
+  function getScale(element) {
+    const domElement = unwrapElement(element);
+    if (!isHTMLElement(domElement)) {
+      return createCoords(1);
+    }
+    const rect = domElement.getBoundingClientRect();
+    const {
+      width,
+      height,
+      $
+    } = getCssDimensions(domElement);
+    let x = ($ ? round(rect.width) : rect.width) / width;
+    let y = ($ ? round(rect.height) : rect.height) / height;
+
+    // 0, NaN, or Infinity should always fallback to 1.
+
+    if (!x || !Number.isFinite(x)) {
+      x = 1;
+    }
+    if (!y || !Number.isFinite(y)) {
+      y = 1;
+    }
+    return {
+      x,
+      y
+    };
+  }
+
+  const noOffsets = /*#__PURE__*/createCoords(0);
+  function getVisualOffsets(element) {
+    const win = getWindow(element);
+    if (!isWebKit() || !win.visualViewport) {
+      return noOffsets;
+    }
+    return {
+      x: win.visualViewport.offsetLeft,
+      y: win.visualViewport.offsetTop
+    };
+  }
+  function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {
+    if (isFixed === void 0) {
+      isFixed = false;
+    }
+    if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {
+      return false;
+    }
+    return isFixed;
+  }
+
+  function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {
+    if (includeScale === void 0) {
+      includeScale = false;
+    }
+    if (isFixedStrategy === void 0) {
+      isFixedStrategy = false;
+    }
+    const clientRect = element.getBoundingClientRect();
+    const domElement = unwrapElement(element);
+    let scale = createCoords(1);
+    if (includeScale) {
+      if (offsetParent) {
+        if (isElement(offsetParent)) {
+          scale = getScale(offsetParent);
+        }
+      } else {
+        scale = getScale(element);
+      }
+    }
+    const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);
+    let x = (clientRect.left + visualOffsets.x) / scale.x;
+    let y = (clientRect.top + visualOffsets.y) / scale.y;
+    let width = clientRect.width / scale.x;
+    let height = clientRect.height / scale.y;
+    if (domElement) {
+      const win = getWindow(domElement);
+      const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;
+      let currentWin = win;
+      let currentIFrame = getFrameElement(currentWin);
+      while (currentIFrame && offsetParent && offsetWin !== currentWin) {
+        const iframeScale = getScale(currentIFrame);
+        const iframeRect = currentIFrame.getBoundingClientRect();
+        const css = getComputedStyle$1(currentIFrame);
+        const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;
+        const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;
+        x *= iframeScale.x;
+        y *= iframeScale.y;
+        width *= iframeScale.x;
+        height *= iframeScale.y;
+        x += left;
+        y += top;
+        currentWin = getWindow(currentIFrame);
+        currentIFrame = getFrameElement(currentWin);
+      }
+    }
+    return core.rectToClientRect({
+      width,
+      height,
+      x,
+      y
+    });
+  }
+
+  // If <html> has a CSS width greater than the viewport, then this will be
+  // incorrect for RTL.
+  function getWindowScrollBarX(element, rect) {
+    const leftScroll = getNodeScroll(element).scrollLeft;
+    if (!rect) {
+      return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
+    }
+    return rect.left + leftScroll;
+  }
+
+  function getHTMLOffset(documentElement, scroll) {
+    const htmlRect = documentElement.getBoundingClientRect();
+    const x = htmlRect.left + scroll.scrollLeft - getWindowScrollBarX(documentElement, htmlRect);
+    const y = htmlRect.top + scroll.scrollTop;
+    return {
+      x,
+      y
+    };
+  }
+
+  function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
+    let {
+      elements,
+      rect,
+      offsetParent,
+      strategy
+    } = _ref;
+    const isFixed = strategy === 'fixed';
+    const documentElement = getDocumentElement(offsetParent);
+    const topLayer = elements ? isTopLayer(elements.floating) : false;
+    if (offsetParent === documentElement || topLayer && isFixed) {
+      return rect;
+    }
+    let scroll = {
+      scrollLeft: 0,
+      scrollTop: 0
+    };
+    let scale = createCoords(1);
+    const offsets = createCoords(0);
+    const isOffsetParentAnElement = isHTMLElement(offsetParent);
+    if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+      if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+        scroll = getNodeScroll(offsetParent);
+      }
+      if (isHTMLElement(offsetParent)) {
+        const offsetRect = getBoundingClientRect(offsetParent);
+        scale = getScale(offsetParent);
+        offsets.x = offsetRect.x + offsetParent.clientLeft;
+        offsets.y = offsetRect.y + offsetParent.clientTop;
+      }
+    }
+    const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+    return {
+      width: rect.width * scale.x,
+      height: rect.height * scale.y,
+      x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
+      y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
+    };
+  }
+
+  function getClientRects(element) {
+    return Array.from(element.getClientRects());
+  }
+
+  // Gets the entire size of the scrollable document area, even extending outside
+  // of the `<html>` and `<body>` rect bounds if horizontally scrollable.
+  function getDocumentRect(element) {
+    const html = getDocumentElement(element);
+    const scroll = getNodeScroll(element);
+    const body = element.ownerDocument.body;
+    const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);
+    const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);
+    let x = -scroll.scrollLeft + getWindowScrollBarX(element);
+    const y = -scroll.scrollTop;
+    if (getComputedStyle$1(body).direction === 'rtl') {
+      x += max(html.clientWidth, body.clientWidth) - width;
+    }
+    return {
+      width,
+      height,
+      x,
+      y
+    };
+  }
+
+  // Safety check: ensure the scrollbar space is reasonable in case this
+  // calculation is affected by unusual styles.
+  // Most scrollbars leave 15-18px of space.
+  const SCROLLBAR_MAX = 25;
+  function getViewportRect(element, strategy) {
+    const win = getWindow(element);
+    const html = getDocumentElement(element);
+    const visualViewport = win.visualViewport;
+    let width = html.clientWidth;
+    let height = html.clientHeight;
+    let x = 0;
+    let y = 0;
+    if (visualViewport) {
+      width = visualViewport.width;
+      height = visualViewport.height;
+      const visualViewportBased = isWebKit();
+      if (!visualViewportBased || visualViewportBased && strategy === 'fixed') {
+        x = visualViewport.offsetLeft;
+        y = visualViewport.offsetTop;
+      }
+    }
+    const windowScrollbarX = getWindowScrollBarX(html);
+    // <html> `overflow: hidden` + `scrollbar-gutter: stable` reduces the
+    // visual width of the <html> but this is not considered in the size
+    // of `html.clientWidth`.
+    if (windowScrollbarX <= 0) {
+      const doc = html.ownerDocument;
+      const body = doc.body;
+      const bodyStyles = getComputedStyle(body);
+      const bodyMarginInline = doc.compatMode === 'CSS1Compat' ? parseFloat(bodyStyles.marginLeft) + parseFloat(bodyStyles.marginRight) || 0 : 0;
+      const clippingStableScrollbarWidth = Math.abs(html.clientWidth - body.clientWidth - bodyMarginInline);
+      if (clippingStableScrollbarWidth <= SCROLLBAR_MAX) {
+        width -= clippingStableScrollbarWidth;
+      }
+    } else if (windowScrollbarX <= SCROLLBAR_MAX) {
+      // If the <body> scrollbar is on the left, the width needs to be extended
+      // by the scrollbar amount so there isn't extra space on the right.
+      width += windowScrollbarX;
+    }
+    return {
+      width,
+      height,
+      x,
+      y
+    };
+  }
+
+  const absoluteOrFixed = /*#__PURE__*/new Set(['absolute', 'fixed']);
+  // Returns the inner client rect, subtracting scrollbars if present.
+  function getInnerBoundingClientRect(element, strategy) {
+    const clientRect = getBoundingClientRect(element, true, strategy === 'fixed');
+    const top = clientRect.top + element.clientTop;
+    const left = clientRect.left + element.clientLeft;
+    const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);
+    const width = element.clientWidth * scale.x;
+    const height = element.clientHeight * scale.y;
+    const x = left * scale.x;
+    const y = top * scale.y;
+    return {
+      width,
+      height,
+      x,
+      y
+    };
+  }
+  function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {
+    let rect;
+    if (clippingAncestor === 'viewport') {
+      rect = getViewportRect(element, strategy);
+    } else if (clippingAncestor === 'document') {
+      rect = getDocumentRect(getDocumentElement(element));
+    } else if (isElement(clippingAncestor)) {
+      rect = getInnerBoundingClientRect(clippingAncestor, strategy);
+    } else {
+      const visualOffsets = getVisualOffsets(element);
+      rect = {
+        x: clippingAncestor.x - visualOffsets.x,
+        y: clippingAncestor.y - visualOffsets.y,
+        width: clippingAncestor.width,
+        height: clippingAncestor.height
+      };
+    }
+    return core.rectToClientRect(rect);
+  }
+  function hasFixedPositionAncestor(element, stopNode) {
+    const parentNode = getParentNode(element);
+    if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {
+      return false;
+    }
+    return getComputedStyle$1(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode);
+  }
+
+  // A "clipping ancestor" is an `overflow` element with the characteristic of
+  // clipping (or hiding) child elements. This returns all clipping ancestors
+  // of the given element up the tree.
+  function getClippingElementAncestors(element, cache) {
+    const cachedResult = cache.get(element);
+    if (cachedResult) {
+      return cachedResult;
+    }
+    let result = getOverflowAncestors(element, [], false).filter(el => isElement(el) && getNodeName(el) !== 'body');
+    let currentContainingBlockComputedStyle = null;
+    const elementIsFixed = getComputedStyle$1(element).position === 'fixed';
+    let currentNode = elementIsFixed ? getParentNode(element) : element;
+
+    // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
+    while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {
+      const computedStyle = getComputedStyle$1(currentNode);
+      const currentNodeIsContaining = isContainingBlock(currentNode);
+      if (!currentNodeIsContaining && computedStyle.position === 'fixed') {
+        currentContainingBlockComputedStyle = null;
+      }
+      const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && absoluteOrFixed.has(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);
+      if (shouldDropCurrentNode) {
+        // Drop non-containing blocks.
+        result = result.filter(ancestor => ancestor !== currentNode);
+      } else {
+        // Record last containing block for next iteration.
+        currentContainingBlockComputedStyle = computedStyle;
+      }
+      currentNode = getParentNode(currentNode);
+    }
+    cache.set(element, result);
+    return result;
+  }
+
+  // Gets the maximum area that the element is visible in due to any number of
+  // clipping ancestors.
+  function getClippingRect(_ref) {
+    let {
+      element,
+      boundary,
+      rootBoundary,
+      strategy
+    } = _ref;
+    const elementClippingAncestors = boundary === 'clippingAncestors' ? isTopLayer(element) ? [] : getClippingElementAncestors(element, this._c) : [].concat(boundary);
+    const clippingAncestors = [...elementClippingAncestors, rootBoundary];
+    const firstClippingAncestor = clippingAncestors[0];
+    const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {
+      const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);
+      accRect.top = max(rect.top, accRect.top);
+      accRect.right = min(rect.right, accRect.right);
+      accRect.bottom = min(rect.bottom, accRect.bottom);
+      accRect.left = max(rect.left, accRect.left);
+      return accRect;
+    }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));
+    return {
+      width: clippingRect.right - clippingRect.left,
+      height: clippingRect.bottom - clippingRect.top,
+      x: clippingRect.left,
+      y: clippingRect.top
+    };
+  }
+
+  function getDimensions(element) {
+    const {
+      width,
+      height
+    } = getCssDimensions(element);
+    return {
+      width,
+      height
+    };
+  }
+
+  function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
+    const isOffsetParentAnElement = isHTMLElement(offsetParent);
+    const documentElement = getDocumentElement(offsetParent);
+    const isFixed = strategy === 'fixed';
+    const rect = getBoundingClientRect(element, true, isFixed, offsetParent);
+    let scroll = {
+      scrollLeft: 0,
+      scrollTop: 0
+    };
+    const offsets = createCoords(0);
+
+    // If the <body> scrollbar appears on the left (e.g. RTL systems). Use
+    // Firefox with layout.scrollbar.side = 3 in about:config to test this.
+    function setLeftRTLScrollbarOffset() {
+      offsets.x = getWindowScrollBarX(documentElement);
+    }
+    if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+      if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
+        scroll = getNodeScroll(offsetParent);
+      }
+      if (isOffsetParentAnElement) {
+        const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);
+        offsets.x = offsetRect.x + offsetParent.clientLeft;
+        offsets.y = offsetRect.y + offsetParent.clientTop;
+      } else if (documentElement) {
+        setLeftRTLScrollbarOffset();
+      }
+    }
+    if (isFixed && !isOffsetParentAnElement && documentElement) {
+      setLeftRTLScrollbarOffset();
+    }
+    const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
+    const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
+    const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
+    return {
+      x,
+      y,
+      width: rect.width,
+      height: rect.height
+    };
+  }
+
+  function isStaticPositioned(element) {
+    return getComputedStyle$1(element).position === 'static';
+  }
+
+  function getTrueOffsetParent(element, polyfill) {
+    if (!isHTMLElement(element) || getComputedStyle$1(element).position === 'fixed') {
+      return null;
+    }
+    if (polyfill) {
+      return polyfill(element);
+    }
+    let rawOffsetParent = element.offsetParent;
+
+    // Firefox returns the <html> element as the offsetParent if it's non-static,
+    // while Chrome and Safari return the <body> element. The <body> element must
+    // be used to perform the correct calculations even if the <html> element is
+    // non-static.
+    if (getDocumentElement(element) === rawOffsetParent) {
+      rawOffsetParent = rawOffsetParent.ownerDocument.body;
+    }
+    return rawOffsetParent;
+  }
+
+  // Gets the closest ancestor positioned element. Handles some edge cases,
+  // such as table ancestors and cross browser bugs.
+  function getOffsetParent(element, polyfill) {
+    const win = getWindow(element);
+    if (isTopLayer(element)) {
+      return win;
+    }
+    if (!isHTMLElement(element)) {
+      let svgOffsetParent = getParentNode(element);
+      while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
+        if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
+          return svgOffsetParent;
+        }
+        svgOffsetParent = getParentNode(svgOffsetParent);
+      }
+      return win;
+    }
+    let offsetParent = getTrueOffsetParent(element, polyfill);
+    while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
+      offsetParent = getTrueOffsetParent(offsetParent, polyfill);
+    }
+    if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
+      return win;
+    }
+    return offsetParent || getContainingBlock(element) || win;
+  }
+
+  const getElementRects = async function (data) {
+    const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
+    const getDimensionsFn = this.getDimensions;
+    const floatingDimensions = await getDimensionsFn(data.floating);
+    return {
+      reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
+      floating: {
+        x: 0,
+        y: 0,
+        width: floatingDimensions.width,
+        height: floatingDimensions.height
+      }
+    };
+  };
+
+  function isRTL(element) {
+    return getComputedStyle$1(element).direction === 'rtl';
+  }
+
+  const platform = {
+    convertOffsetParentRelativeRectToViewportRelativeRect,
+    getDocumentElement,
+    getClippingRect,
+    getOffsetParent,
+    getElementRects,
+    getClientRects,
+    getDimensions,
+    getScale,
+    isElement,
+    isRTL
+  };
+
+  function rectsAreEqual(a, b) {
+    return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
+  }
+
+  // https://samthor.au/2021/observing-dom/
+  function observeMove(element, onMove) {
+    let io = null;
+    let timeoutId;
+    const root = getDocumentElement(element);
+    function cleanup() {
+      var _io;
+      clearTimeout(timeoutId);
+      (_io = io) == null || _io.disconnect();
+      io = null;
+    }
+    function refresh(skip, threshold) {
+      if (skip === void 0) {
+        skip = false;
+      }
+      if (threshold === void 0) {
+        threshold = 1;
+      }
+      cleanup();
+      const elementRectForRootMargin = element.getBoundingClientRect();
+      const {
+        left,
+        top,
+        width,
+        height
+      } = elementRectForRootMargin;
+      if (!skip) {
+        onMove();
+      }
+      if (!width || !height) {
+        return;
+      }
+      const insetTop = floor(top);
+      const insetRight = floor(root.clientWidth - (left + width));
+      const insetBottom = floor(root.clientHeight - (top + height));
+      const insetLeft = floor(left);
+      const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px";
+      const options = {
+        rootMargin,
+        threshold: max(0, min(1, threshold)) || 1
+      };
+      let isFirstUpdate = true;
+      function handleObserve(entries) {
+        const ratio = entries[0].intersectionRatio;
+        if (ratio !== threshold) {
+          if (!isFirstUpdate) {
+            return refresh();
+          }
+          if (!ratio) {
+            // If the reference is clipped, the ratio is 0. Throttle the refresh
+            // to prevent an infinite loop of updates.
+            timeoutId = setTimeout(() => {
+              refresh(false, 1e-7);
+            }, 1000);
+          } else {
+            refresh(false, ratio);
+          }
+        }
+        if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
+          // It's possible that even though the ratio is reported as 1, the
+          // element is not actually fully within the IntersectionObserver's root
+          // area anymore. This can happen under performance constraints. This may
+          // be a bug in the browser's IntersectionObserver implementation. To
+          // work around this, we compare the element's bounding rect now with
+          // what it was at the time we created the IntersectionObserver. If they
+          // are not equal then the element moved, so we refresh.
+          refresh();
+        }
+        isFirstUpdate = false;
+      }
+
+      // Older browsers don't support a `document` as the root and will throw an
+      // error.
+      try {
+        io = new IntersectionObserver(handleObserve, {
+          ...options,
+          // Handle <iframe>s
+          root: root.ownerDocument
+        });
+      } catch (_e) {
+        io = new IntersectionObserver(handleObserve, options);
+      }
+      io.observe(element);
+    }
+    refresh(true);
+    return cleanup;
+  }
+
+  /**
+   * Automatically updates the position of the floating element when necessary.
+   * Should only be called when the floating element is mounted on the DOM or
+   * visible on the screen.
+   * @returns cleanup function that should be invoked when the floating element is
+   * removed from the DOM or hidden from the screen.
+   * @see https://floating-ui.com/docs/autoUpdate
+   */
+  function autoUpdate(reference, floating, update, options) {
+    if (options === void 0) {
+      options = {};
+    }
+    const {
+      ancestorScroll = true,
+      ancestorResize = true,
+      elementResize = typeof ResizeObserver === 'function',
+      layoutShift = typeof IntersectionObserver === 'function',
+      animationFrame = false
+    } = options;
+    const referenceEl = unwrapElement(reference);
+    const ancestors = ancestorScroll || ancestorResize ? [...(referenceEl ? getOverflowAncestors(referenceEl) : []), ...getOverflowAncestors(floating)] : [];
+    ancestors.forEach(ancestor => {
+      ancestorScroll && ancestor.addEventListener('scroll', update, {
+        passive: true
+      });
+      ancestorResize && ancestor.addEventListener('resize', update);
+    });
+    const cleanupIo = referenceEl && layoutShift ? observeMove(referenceEl, update) : null;
+    let reobserveFrame = -1;
+    let resizeObserver = null;
+    if (elementResize) {
+      resizeObserver = new ResizeObserver(_ref => {
+        let [firstEntry] = _ref;
+        if (firstEntry && firstEntry.target === referenceEl && resizeObserver) {
+          // Prevent update loops when using the `size` middleware.
+          // https://github.com/floating-ui/floating-ui/issues/1740
+          resizeObserver.unobserve(floating);
+          cancelAnimationFrame(reobserveFrame);
+          reobserveFrame = requestAnimationFrame(() => {
+            var _resizeObserver;
+            (_resizeObserver = resizeObserver) == null || _resizeObserver.observe(floating);
+          });
+        }
+        update();
+      });
+      if (referenceEl && !animationFrame) {
+        resizeObserver.observe(referenceEl);
+      }
+      resizeObserver.observe(floating);
+    }
+    let frameId;
+    let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;
+    if (animationFrame) {
+      frameLoop();
+    }
+    function frameLoop() {
+      const nextRefRect = getBoundingClientRect(reference);
+      if (prevRefRect && !rectsAreEqual(prevRefRect, nextRefRect)) {
+        update();
+      }
+      prevRefRect = nextRefRect;
+      frameId = requestAnimationFrame(frameLoop);
+    }
+    update();
+    return () => {
+      var _resizeObserver2;
+      ancestors.forEach(ancestor => {
+        ancestorScroll && ancestor.removeEventListener('scroll', update);
+        ancestorResize && ancestor.removeEventListener('resize', update);
+      });
+      cleanupIo == null || cleanupIo();
+      (_resizeObserver2 = resizeObserver) == null || _resizeObserver2.disconnect();
+      resizeObserver = null;
+      if (animationFrame) {
+        cancelAnimationFrame(frameId);
+      }
+    };
+  }
+
+  /**
+   * Resolves with an object of overflow side offsets that determine how much the
+   * element is overflowing a given clipping boundary on each side.
+   * - positive = overflowing the boundary by that number of pixels
+   * - negative = how many pixels left before it will overflow
+   * - 0 = lies flush with the boundary
+   * @see https://floating-ui.com/docs/detectOverflow
+   */
+  const detectOverflow = core.detectOverflow;
+
+  /**
+   * Modifies the placement by translating the floating element along the
+   * specified axes.
+   * A number (shorthand for `mainAxis` or distance), or an axes configuration
+   * object may be passed.
+   * @see https://floating-ui.com/docs/offset
+   */
+  const offset = core.offset;
+
+  /**
+   * Optimizes the visibility of the floating element by choosing the placement
+   * that has the most space available automatically, without needing to specify a
+   * preferred placement. Alternative to `flip`.
+   * @see https://floating-ui.com/docs/autoPlacement
+   */
+  const autoPlacement = core.autoPlacement;
+
+  /**
+   * Optimizes the visibility of the floating element by shifting it in order to
+   * keep it in view when it will overflow the clipping boundary.
+   * @see https://floating-ui.com/docs/shift
+   */
+  const shift = core.shift;
+
+  /**
+   * Optimizes the visibility of the floating element by flipping the `placement`
+   * in order to keep it in view when the preferred placement(s) will overflow the
+   * clipping boundary. Alternative to `autoPlacement`.
+   * @see https://floating-ui.com/docs/flip
+   */
+  const flip = core.flip;
+
+  /**
+   * Provides data that allows you to change the size of the floating element —
+   * for instance, prevent it from overflowing the clipping boundary or match the
+   * width of the reference element.
+   * @see https://floating-ui.com/docs/size
+   */
+  const size = core.size;
+
+  /**
+   * Provides data to hide the floating element in applicable situations, such as
+   * when it is not in the same clipping context as the reference element.
+   * @see https://floating-ui.com/docs/hide
+   */
+  const hide = core.hide;
+
+  /**
+   * Provides data to position an inner element of the floating element so that it
+   * appears centered to the reference element.
+   * @see https://floating-ui.com/docs/arrow
+   */
+  const arrow = core.arrow;
+
+  /**
+   * Provides improved positioning for inline reference elements that can span
+   * over multiple lines, such as hyperlinks or range selections.
+   * @see https://floating-ui.com/docs/inline
+   */
+  const inline = core.inline;
+
+  /**
+   * Built-in `limiter` that will stop `shift()` at a certain point.
+   */
+  const limitShift = core.limitShift;
+
+  /**
+   * Computes the `x` and `y` coordinates that will place the floating element
+   * next to a given reference element.
+   */
+  const computePosition = (reference, floating, options) => {
+    // This caches the expensive `getClippingElementAncestors` function so that
+    // multiple lifecycle resets re-use the same result. It only lives for a
+    // single call. If other functions become expensive, we can add them as well.
+    const cache = new Map();
+    const mergedOptions = {
+      platform,
+      ...options
+    };
+    const platformWithCache = {
+      ...mergedOptions.platform,
+      _c: cache
+    };
+    return core.computePosition(reference, floating, {
+      ...mergedOptions,
+      platform: platformWithCache
+    });
+  };
+
+  exports.arrow = arrow;
+  exports.autoPlacement = autoPlacement;
+  exports.autoUpdate = autoUpdate;
+  exports.computePosition = computePosition;
+  exports.detectOverflow = detectOverflow;
+  exports.flip = flip;
+  exports.getOverflowAncestors = getOverflowAncestors;
+  exports.hide = hide;
+  exports.inline = inline;
+  exports.limitShift = limitShift;
+  exports.offset = offset;
+  exports.platform = platform;
+  exports.shift = shift;
+  exports.size = size;
+
+}));

frontend/node_modules/@floating-ui/dom/package.json

@@ -0,0 +1,71 @@
+{
+  "name": "@floating-ui/dom",
+  "version": "1.7.4",
+  "description": "Floating UI for the web",
+  "publishConfig": {
+    "access": "public"
+  },
+  "main": "./dist/floating-ui.dom.umd.js",
+  "module": "./dist/floating-ui.dom.esm.js",
+  "unpkg": "./dist/floating-ui.dom.umd.min.js",
+  "types": "./dist/floating-ui.dom.d.ts",
+  "exports": {
+    "./package.json": "./package.json",
+    ".": {
+      "import": {
+        "types": "./dist/floating-ui.dom.d.mts",
+        "default": "./dist/floating-ui.dom.mjs"
+      },
+      "types": "./dist/floating-ui.dom.d.ts",
+      "module": "./dist/floating-ui.dom.esm.js",
+      "default": "./dist/floating-ui.dom.umd.js"
+    }
+  },
+  "sideEffects": false,
+  "files": [
+    "dist"
+  ],
+  "author": "atomiks",
+  "license": "MIT",
+  "bugs": "https://github.com/floating-ui/floating-ui",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/floating-ui/floating-ui.git",
+    "directory": "packages/dom"
+  },
+  "homepage": "https://floating-ui.com",
+  "keywords": [
+    "tooltip",
+    "popover",
+    "dropdown",
+    "menu",
+    "popup",
+    "positioning"
+  ],
+  "dependencies": {
+    "@floating-ui/core": "^1.7.3",
+    "@floating-ui/utils": "^0.2.10"
+  },
+  "devDependencies": {
+    "@types/react": "^18.3.19",
+    "@types/react-dom": "^18.3.1",
+    "@vitejs/plugin-react": "^4.3.4",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0",
+    "react-router-dom": "^6.21.1",
+    "config": "0.0.0"
+  },
+  "scripts": {
+    "lint": "eslint .",
+    "format": "prettier --write .",
+    "clean": "rimraf dist out-tsc test-results",
+    "dev": "vite",
+    "build": "rollup -c",
+    "build:api": "build-api --tsc tsconfig.lib.json",
+    "test": "vitest run",
+    "test:watch": "vitest watch",
+    "publint": "publint",
+    "playwright": "playwright test ./test/functional",
+    "typecheck": "tsc -b"
+  }
+}