2.63.3 (2026-03-05)
Bug Fixes
- handle undici HeadersTimeoutError as transient in Pub/Sub and OAuth2 paths (8b3b698)
- prevent IMAP worker crash on ImapFlow unhandled rejection during IDLE recovery (86ebb02)
- prevent transient network errors during OAuth2 token refresh from being misclassified as auth failures (38fa212)
- retry transient network errors in Gmail and Outlook API request functions (08ea0da)
- treat DNS errors as transient in Google Pub/Sub polling loop (ec33673)