feat: 完善服务监控与下游重投

api/src/security-detection/security-detection.controller.ts

@@ -9,6 +9,7 @@ import { SecurityDetectionService } from './security-detection.service';
 export class SecurityDetectionController {
   constructor(private readonly security: SecurityDetectionService) {}
   @Get('overview') overview(@Query('range') range?: string) { return this.security.overview(range); }
+  @Get('notification-summary') notificationSummary() { return this.security.notificationSummary(); }
   @Get('alerts') alerts(@Query() query: Record<string, string>) { return this.security.listAlerts(query); }
   @Get('rules') rules() { return this.security.listRules(); }
   @Put('rules/:id') @RequireRecentAuthentication() updateRule(@Param('id') id: string, @Body() body: Record<string, unknown>, @CurrentSessionUserId() userId: string) { return this.security.updateRule(id, body, userId); }