- add alias_url ind config/app.php

- Define constants DATACITE_PREFIX abd APP_URL inside wevpack.mix.js
- define subdomains for alias and dois inside routes/web.php
- install dotenv via npm

resources/js/constants.ts

@@ -0,0 +1,8 @@
+declare const DATACITE_PREFIX: string;
+declare const APP_URL: string;
+
+const _DATACITE_PREFIX = DATACITE_PREFIX;
+const _APP_URL = APP_URL;
+
+export {_DATACITE_PREFIX as DATACITE_PREFIX};
+export {_APP_URL as APP_URL};