This is the hands-on companion to Connectors (the architecture reference) and the individual GUI pages under Administration panel → Integrations. It walks through building one connector end to end, using real screenshots and a real (sanitised) request/response captured while writing this guide.

Two things must exist before you can even save a connector — the order below is enforced by the backend, not just a suggested reading order:

Under Integrations → Credentials, the page heading is Connector Credentials. Credentials are encrypted at rest and referenced by connectors by name — never inline. They are write-only: the plaintext value is never shown again after saving:

Info

Enterprise licence required. Integrations is gated on an active enterprise licence. Without one the section does not appear in the admin sidebar, regardless of the signed-in user’s role.