feat: 完善服务监控与下游重投

api/src/app.module.ts

@@ -26,6 +26,7 @@ import { TenantsModule } from './tenants/tenants.module';
 import { UsersModule } from './users/users.module';
 import { SignatureRetirementModule } from './signature-retirement/signature-retirement.module';
 import { SecurityDetectionModule } from './security-detection/security-detection.module';
+import { MetricsModule } from './metrics/metrics.module';
 
 @Module({
   imports: [
@@ -55,6 +56,7 @@ import { SecurityDetectionModule } from './security-detection/security-detection
     OpenApiModule,
     SignatureRetirementModule,
     SecurityDetectionModule,
+    MetricsModule,
   ],
   controllers: [HealthController],
   providers: [RequestContextMiddleware, SessionValidationMiddleware, ManualOperationAuditMiddleware],