fix: prevent UI freeze after saving signed log entries

Cache plaintext list metadata on entry save so the journal list avoids
full decrypt per row, and batch sync pull writes with main-thread yields.

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

client/src/services/demoLogbook.ts

@@ -4,6 +4,7 @@ import { getActiveMasterKey } from './auth.js'
 import { getLogbookKey } from './logbookKeys.js'
 import { encryptJson } from './crypto.js'
 import { syncLogbook } from './sync.js'
+import { putEntryRecord } from '../utils/entryListCache.js'
 import { syncPersonPool } from './personPoolSync.js'
 import i18n from '../i18n/index.js'
 import type { PersonData } from '../types/person.js'
@@ -35,14 +36,17 @@ async function putEncryptedRecord(
   const encrypted = await encryptJson(data, key)
 
   if (type === 'entry') {
-    await db.entries.put({
-      payloadId,
-      logbookId,
-      encryptedData: encrypted.ciphertext,
-      iv: encrypted.iv,
-      tag: encrypted.tag,
-      updatedAt: now
-    })
+    await putEntryRecord(
+      {
+        payloadId,
+        logbookId,
+        encryptedData: encrypted.ciphertext,
+        iv: encrypted.iv,
+        tag: encrypted.tag,
+        updatedAt: now
+      },
+      data as Record<string, unknown>
+    )
   } else if (type === 'yacht') {
     await db.yachts.put({
       logbookId,