refactor api modules

apps/api/src/domain/hello/HelloController.ts

@@ -0,0 +1,14 @@
+
+
+import { Controller, Get } from '@nestjs/common';
+import { HelloService } from './HelloService';
+
+@Controller()
+export class HelloController {
+  constructor(private readonly helloService: HelloService) {}
+
+  @Get()
+  getHello() {
+    return this.helloService.getHello();
+  }
+}

apps/api/src/domain/hello/HelloModule.ts

@@ -0,0 +1,9 @@
+import { Module } from "@nestjs/common";
+import { HelloController } from "./HelloController";
+import { HelloService } from "./HelloService";
+
+@Module({
+  controllers: [HelloController],
+  exports: [HelloService],
+})
+export class HelloModule {}

apps/api/src/domain/hello/HelloService.ts

@@ -0,0 +1,11 @@
+
+
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class HelloService {
+
+  getHello() {
+    return "Hello World";
+  }
+}