JS frontend stuff

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

frontend-reactive/app/helpers/formatter.ts

@@ -1,24 +0,0 @@
-import { helper } from '@ember/component/helper'
-
-class Token {
-  declare token: string
-  declare elements: Array<string | Token>
-
-  public constructor(token: string) {
-    this.token = token
-    this.elements = new Array()
-  }
-}
-
-export default helper(function formatter(
-  positional: Array<string>,
-  named: {
-    matchers: Array<{ match: RegExp; replace: string }>
-  },
-): string {
-  let out = positional[0] ?? ''
-  named.matchers.forEach((x) => {
-    out = out.replaceAll(x.match, x.replace)
-  })
-  return out
-})