Show UI drift marker for env draft vs Vercel config

webui/src/locales/en.json

@@ -115,6 +115,7 @@
         "testingAllAccounts": "Refreshing tokens for all accounts...",
         "sessionActive": "Session active",
         "reauthRequired": "Re-auth required",
+        "runtimeStatusUnknown": "Will be determined after sync",
         "testStatusFailed": "Last test failed",
         "noAccounts": "No accounts found.",
         "modalAddKeyTitle": "Add API key",
@@ -294,6 +295,7 @@
         "statusNotSynced": "Not synced",
         "statusNeverSynced": "Never synced",
         "lastSyncTime": "Last sync: {time}",
+        "draftDiffers": "Frontend draft differs from env config. Click Sync & redeploy.",
         "pollPaused": "Status polling paused after {count} failures.",
         "manualRefresh": "Refresh manually",
         "howItWorks": "How it works",

webui/src/locales/zh.json

@@ -115,6 +115,7 @@
         "testingAllAccounts": "正在刷新所有账号 Token...",
         "sessionActive": "已建立会话",
         "reauthRequired": "需重新登录",
+        "runtimeStatusUnknown": "状态以同步后为准",
         "testStatusFailed": "上次测试失败",
         "noAccounts": "未找到任何账号",
         "modalAddKeyTitle": "添加 API 密钥",
@@ -294,6 +295,7 @@
         "statusNotSynced": "未同步",
         "statusNeverSynced": "从未同步",
         "lastSyncTime": "上次同步: {time}",
+        "draftDiffers": "检测到前端草稿与环境变量配置不一致，请点击“同步并重新部署”。",
         "pollPaused": "状态轮询已暂停：连续失败 {count} 次。",
         "manualRefresh": "手动刷新",
         "howItWorks": "工作原理",