Configure VM services and fix auth flow

- point MySQL and Whisper settings to the VM
- add VM MySQL bootstrap scripts and docs
- allow LAN Vite origins for CORS
- fix Express 5 validation assignment crash
- allow login with username or email
- prevent recursive auth refresh retries

frontend/.env.example

@@ -0,0 +1,4 @@
+VITE_API_BASE_URL=
+VITE_API_PREFIX=/api/v1
+VITE_API_PORT=4000
+VITE_ORPHION_SERVICE_HOST=127.0.0.1