gog Use for Gmail/Calendar/Drive/Contacts/Sheets/Docs. Requires OAuth setup. Prefer an already-authorized host account: run the requested command first. Enter setup only after an authentication error. Never ask for passwords, client secrets, or refresh tokens in chat. Setup (once) - - - Remote / headless Gateway hosts When the Gateway host has no local browser display: 1. Prefer a live callback listener on the Gateway host. From the machine with the browser, forward the exact callback port ( ), open the authorization URL prints, and let the redirect complete on that forwarded port. 2. When a…