84be770928
Gmail for one mailbox over OAuth 2.0 (no service account / delegation): auth-link + exchange-code to obtain a refresh token, connectivity test, message search/get, send/reply with attachments, attachment retrieval, and get_incidents ingestion with an OCSF mapper. Refresh-token grant, stdlib-only (no extra Python dependencies). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>