初始化

FutureMailAPI/Services/IAIAssistantService.cs

@@ -0,0 +1,11 @@
+using FutureMailAPI.DTOs;
+
+namespace FutureMailAPI.Services
+{
+    public interface IAIAssistantService
+    {
+        Task<ApiResponse<WritingAssistantResponseDto>> GetWritingAssistanceAsync(WritingAssistantRequestDto request);
+        Task<ApiResponse<SentimentAnalysisResponseDto>> AnalyzeSentimentAsync(SentimentAnalysisRequestDto request);
+        Task<ApiResponse<FuturePredictionResponseDto>> PredictFutureAsync(FuturePredictionRequestDto request);
+    }
+}