chore: import DH V2 D5.6.4 production baseline

api-v3/src/health.controller.ts

@@ -0,0 +1,14 @@
+import { Controller, Get } from '@nestjs/common';
+import { Public } from './auth/decorators/public.decorator';
+import { HealthService } from './health.service';
+
+@Controller('health')
+export class HealthController {
+  constructor(private readonly healthService: HealthService) {}
+
+  @Get()
+  @Public()
+  async health() {
+    return this.healthService.check();
+  }
+}