add GET Enppoint

api/src/app/app.controller.ts

@@ -1,11 +1,14 @@
-import { Body, Controller, Post } from '@nestjs/common';
+import { Body, Controller, Get, Post } from '@nestjs/common';
 
 import { AppService } from './app.service';
 
 @Controller()
 export class AppController {
   constructor(private readonly appService: AppService) {}
-
+  @Get()
+  getTest() {
+    return { message: 'API is alive' };
+  }
   @Post()
   async sendEMail(@Body() mailInfo: {name:string,email:string,message:string}): Promise<void> {
     return await this.appService.sendMail(mailInfo);