add folder operation and use createQueryRunner

src/Operations/operations.controller.ts

@@ -0,0 +1,9 @@
+import { Controller } from "@nestjs/common";
+import { OperationsService } from "./operations.services";
+
+@Controller('operations')
+export class OperationsController{
+    constructor(private readonly operationsService:OperationsService){}
+
+    
+}