introduce a performance backend

src/app.module.ts

@@ -2,6 +2,8 @@ import { Module } from '@nestjs/common';
 import { ConfigModule, ConfigService } from '@nestjs/config';
 import { MongooseModule } from '@nestjs/mongoose';
 import Configuration from './config/configuration';
+import { VersioningModule } from './versioning/versioning.module';
+import { PerformanceModule } from './performance/performance.module';
 
 @Module({
   imports: [
@@ -20,8 +22,8 @@ import Configuration from './config/configuration';
         )}`,
       }),
     }),
+    VersioningModule,
+    PerformanceModule,
   ],
-  controllers: [],
-  providers: [],
 })
 export class AppModule {}