JS frontend stuff

Move old ember frontend to properly named folder
Add vue based new frontend

frontend-old-ember/app/models/emote.ts

@@ -0,0 +1,17 @@
+import Model, { attr } from '@ember-data/model';
+import type MediaMetadataModel from './media-metadata';
+import type OriginServer from './origin-server';
+
+export default class Emote extends Model {
+  @attr declare metadataId: string;
+  @attr declare metadata: MediaMetadataModel;
+  @attr declare name: string;
+  @attr declare serverId: number;
+  @attr declare server: OriginServer;
+}
+
+declare module 'ember-data/types/registries/model' {
+  export default interface ModelRegistry {
+    emote: Emote;
+  }
+}