feat(ai): 添加AI报告生成历史记录功能，支持每日生成限制和双API提供商

src/ai-coach/ai-coach.module.ts

@@ -8,12 +8,14 @@ import { AiReportService } from './services/ai-report.service';
 import { AiMessage } from './models/ai-message.model';
 import { AiConversation } from './models/ai-conversation.model';
 import { PostureAssessment } from './models/posture-assessment.model';
+import { AiReportHistory } from './models/ai-report-history.model';
 import { UsersModule } from '../users/users.module';
 import { DietRecordsModule } from '../diet-records/diet-records.module';
 import { MedicationsModule } from '../medications/medications.module';
 import { WorkoutsModule } from '../workouts/workouts.module';
 import { MoodCheckinsModule } from '../mood-checkins/mood-checkins.module';
 import { WaterRecordsModule } from '../water-records/water-records.module';
+import { ChallengesModule } from '../challenges/challenges.module';
 import { CosService } from '../users/cos.service';
 
 @Module({
@@ -25,7 +27,8 @@ import { CosService } from '../users/cos.service';
     forwardRef(() => WorkoutsModule),
     forwardRef(() => MoodCheckinsModule),
     forwardRef(() => WaterRecordsModule),
-    SequelizeModule.forFeature([AiConversation, AiMessage, PostureAssessment]),
+    forwardRef(() => ChallengesModule),
+    SequelizeModule.forFeature([AiConversation, AiMessage, PostureAssessment, AiReportHistory]),
   ],
   controllers: [AiCoachController],
   providers: [AiCoachService, DietAnalysisService, AiReportService, CosService],