X-GM-EXT-1 Gmail Label Extension for Proton Bridge#450

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bolausson wants to merge 7 commits into

ProtonMail:devfrom

Commits on May 16, 2026

feat: add X-GM-EXT-1 Gmail IMAP label extension support
B. Olausson
committed
feat: add FETCH X-GM-LABELS support for X-GM-EXT-1 extension
B. Olausson
committed
fix: advertise X-GM-EXT-1 capability before authentication
B. Olausson
committed
feat: add SEARCH X-GM-LABELS support for X-GM-EXT-1 extension
B. Olausson
committed
perf: optimize SEARCH X-GM-LABELS with local DB lookups
B. Olausson
committed
fix: accept bare labels in STORE X-GM-LABELS (without parentheses)
B. Olausson
committed
test: add X-GM-EXT-1 round-trip tests and fix capability assertions
B. Olausson
committed