fix(repository): Move backend code into subdirectory

Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>

backend/src/notes/notes.module.ts

@@ -0,0 +1,45 @@
+/*
+ * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+import { Module } from '@nestjs/common';
+import { ConfigModule } from '@nestjs/config';
+import { TypeOrmModule } from '@nestjs/typeorm';
+
+import { GroupsModule } from '../groups/groups.module';
+import { LoggerModule } from '../logger/logger.module';
+import { NoteGroupPermission } from '../permissions/note-group-permission.entity';
+import { NoteUserPermission } from '../permissions/note-user-permission.entity';
+import { RealtimeNoteModule } from '../realtime/realtime-note/realtime-note.module';
+import { RevisionsModule } from '../revisions/revisions.module';
+import { User } from '../users/user.entity';
+import { UsersModule } from '../users/users.module';
+import { Alias } from './alias.entity';
+import { AliasService } from './alias.service';
+import { Note } from './note.entity';
+import { NotesService } from './notes.service';
+import { Tag } from './tag.entity';
+
+@Module({
+  imports: [
+    TypeOrmModule.forFeature([
+      Note,
+      Tag,
+      NoteGroupPermission,
+      NoteUserPermission,
+      User,
+      Alias,
+    ]),
+    RevisionsModule,
+    UsersModule,
+    GroupsModule,
+    LoggerModule,
+    ConfigModule,
+    RealtimeNoteModule,
+  ],
+  controllers: [],
+  providers: [NotesService, AliasService],
+  exports: [NotesService, AliasService],
+})
+export class NotesModule {}