feat: 🎸 mirage support and initial route for aliases (#2181)

* feat: 🎸 mirage support and initial route for aliases

addons/api/addon/models/alias.js

@@ -0,0 +1,10 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
+import GeneratedAliasModel from '../generated/models/alias';
+
+export const TYPE_ALIAS_TARGET = 'target';
+export const TYPES_ALIAS = Object.freeze([TYPE_ALIAS_TARGET]);
+export default class AliasModel extends GeneratedAliasModel {}