nightly-20251026-ed01168

Attention existing users: This commit incorporates whisperfish/presage@ed01168 which follows whisperfish/presage@adbfc0a which deprecates the directory-based local datastore. Now all your local data will be stored in a single sqlite database file. There is no migration mechanism. Re-linking is mandatory.

nightly-20251003-d3a7600

Have C → rust channel Sender live in the heap.

This eliminates one possible segmentation fault which is also subject to a race-condition which may manifest when the GTK event loop wants to close the connection after the rust runtime has already finished.

nightly-20250517-d3a7600

Depend on presage d3a7600.