Refactor backend folder structure (#4505)

* Refactor backend folder structure

Co-authored-by: Charles Bochet <charles@twenty.com>

* fix tests

* fix

* move yoga hooks

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/engine/integrations/email/email-sender.job.ts

@@ -0,0 +1,16 @@
+import { Injectable } from '@nestjs/common';
+
+import { SendMailOptions } from 'nodemailer';
+
+import { MessageQueueJob } from 'src/engine/integrations/message-queue/interfaces/message-queue-job.interface';
+
+import { EmailSenderService } from 'src/engine/integrations/email/email-sender.service';
+
+@Injectable()
+export class EmailSenderJob implements MessageQueueJob<SendMailOptions> {
+  constructor(private readonly emailSenderService: EmailSenderService) {}
+
+  async handle(data: SendMailOptions): Promise<void> {
+    await this.emailSenderService.send(data);
+  }
+}