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/modules/modules.module.ts

@@ -0,0 +1,11 @@
+import { Module } from '@nestjs/common';
+
+import { CalendarModule } from 'src/modules/calendar/calendar.module';
+import { MessagingModule } from 'src/modules/messaging/messaging.module';
+
+@Module({
+  imports: [MessagingModule, CalendarModule],
+  providers: [],
+  exports: [],
+})
+export class ModulesModule {}