Add NoteModule

This contains the module, a model which was adapted from the old code and two DTOs.

Signed-off-by: David Mehren <git@herrmehren.de>

src/notes/notes.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { Note } from './note.entity';
+
+@Module({
+  imports: [TypeOrmModule.forFeature([Note])],
+  controllers: [],
+})
+export class NotesModule {}