WS-B: Mail model & mutations

New Issue

Engine/store behind WS-A shapes: surrogate message-id (C1 fix, first), multi-address, flags, threading, client Move/Copy/Delete, folders, drafts, attachments persist.

9999-01-01
33% Completed
#394
opened 2026-08-10 19:28:32 +00:00 by KofTwentyTwo
#389
opened 2026-08-10 19:28:10 +00:00 by KofTwentyTwo
#386
opened 2026-08-10 19:27:47 +00:00 by KofTwentyTwo