Fix-ish frontend models, a generator and a generate command

frontend-reactive/app/models/note.ts

@@ -1,11 +1,11 @@
 import Model, { attr, hasMany, type AsyncHasMany } from '@ember-data/model'
-import type RemoteServerModel from './remote-server'
 import type AccountModel from './account'
 import type MediaMetadataModel from './media-metadata'
+import type OriginServer from './origin-server'
 
-export default class NoteModel extends Model {
+export default class Note extends Model {
   @attr declare content: string
-  @attr declare originServer: RemoteServerModel
+  @attr declare originServer: OriginServer
   @attr declare originServerId: number
   @attr declare reactionCount: number
   @attr declare createdAt: Date
@@ -24,3 +24,9 @@ export default class NoteModel extends Model {
   @attr declare pingIds?: Array<string>
   @attr declare reactionIds: Array<number>
 }
+
+declare module 'ember-data/types/registries/model' {
+  export default interface ModelRegistry {
+    note: Note
+  }
+}