Run HandyLink Administrative Hub on standard inexpensive PHP & MySQL servers.
Use phpMyAdmin or cPanel Wizard. Record your database name, user, and password.
Copy the unified sync PHP code on the right and upload it to your web server (e.g. public_html/api.php).
Paste the api.php URL in the top header and click "Pulse Sync" to automatically bootstrap your MySQL tables.
Place this file at your host root. It manages JWT, CORS requests, and bootstraps MySQL relations.