Add voice memos to live journal and event log.

Record short E2E-encrypted audio attachments from the live log, link them to events via __live:voice markers, and play them back in the stream and chronological event table.

Co-authored-by: Cursor <cursoragent@cursor.com>

client/src/services/auth.ts

@@ -556,6 +556,7 @@ export async function deleteAccount(): Promise<boolean> {
         db.deviations.clear(),
         db.entries.clear(),
         db.photos.clear(),
+        db.voiceMemos.clear(),
         db.gpsTracks.clear(),
         db.syncQueue.clear(),
         db.logbookKeys.clear(),