feat(storage): migrate Life OS cloud state to versioned records

public/locales/en.json

@@ -206,6 +206,8 @@
     "untitled": "Untitled memory",
     "noResults": "No memories found.",
     "syncPaused": "CLOUD SYNC PAUSED — CHANGES STAY ON THIS DEVICE",
+    "syncConflict": "SYNC CONFLICT — A LOCAL BACKUP WAS SAVED",
+    "syncConflictConfirm": "This record changed on another device. A local backup has been saved. Replace the cloud record with your local version? Cancel keeps the cloud version.",
     "syncReady": "CLOUD SYNC READY",
     "migrateQuestion": "Move this browser’s Life OS to the cloud?",
     "migrateBody": "Your existing local records will become the first synced copy for this ChatGPT account.",

public/locales/zh-CN.json

@@ -206,6 +206,8 @@
     "untitled": "未命名记忆",
     "noResults": "没有找到记忆。",
     "syncPaused": "云端同步暂停——更改仍保留在此设备",
+    "syncConflict": "同步冲突——本地修改已备份",
+    "syncConflictConfirm": "这条记录已在另一台设备更改。本地修改已备份。要用本地版本覆盖云端记录吗？取消则保留云端版本。",
     "syncReady": "云端同步已就绪",
     "migrateQuestion": "将此浏览器的 Life OS 迁移到云端？",
     "migrateBody": "现有本地记录将成为这个 ChatGPT 账号的第一份云端同步数据。",