feat(profile): manage newsletter subscription

src/newsletter/newsletter.controller.ts

-import { Body, Controller, Post } from '@nestjs/common';
+import { Body, Controller, Get, Post, Query } from '@nestjs/common';
 import { ApiTags } from '@nestjs/swagger';
 import { NewsletterService } from './newsletter.service';
 
@@ -7,6 +7,11 @@ import { NewsletterService } from './newsletter.service';
 export class NewsletterController {
   constructor(private newsletterService: NewsletterService) {}
 
+  @Get()
+  public async findOne(@Query('email') email: string) {
+    return this.newsletterService.findOne(email);
+  }
+
   @Post('subscribe')
   public async newsletterSubscribe(@Body() email: { email: string }) {
     return this.newsletterService.newsletterSubscribe(email.email);