修复: AI工具OOM/路径遍历+续跑锁收敛+UX交互批

src/i18n/en/ai.ts

@@ -38,6 +38,9 @@ export default {
     approvalNotDelivered: 'Approval operation failed to reach the backend: {error}',
     queuedSendFailed: 'Failed to send queued message: {error}',
     approvalTimeout: '⚰ Approval timed out, automatically rejected: {toolName}',
+    // UX-260617-08: conversation load/switch failure feedback (network jitter/IPC down → empty list/blank, was silent)
+    loadConvFail: 'Failed to load conversations. Please check your network or backend connection.',
+    switchConvFail: 'Failed to switch conversation. Please retry.',
     // AE-2025-07: Agentic loop progress bar copy
     // Note: max round / completed tool count are not surfaced by backend this round;
     // template conditionally omits them. Add *WithMax keys once backend exposes them.

src/i18n/en/aiTool.ts

@@ -82,6 +82,30 @@ export default {
     // Tool result detail format (plain-text result + approval placeholder appends arg summary)
     resultDetail: '{raw} ({detail})',
 
+    // UX-260617-17: ToolCardList group header (shown when 2+ same-name tools; was hardcoded zh)
+    toolGroup: {
+      readFile: 'Read File',
+      writeFile: 'Write File',
+      listDirectory: 'List Directory',
+      createTask: 'Create Task',
+      createProject: 'Create Project',
+      createIdea: 'Create Idea',
+      listTasks: 'List Tasks',
+      listProjects: 'List Projects',
+      listIdeas: 'List Ideas',
+      deleteProject: 'Delete Project',
+      restoreProject: 'Restore Project',
+      purgeProject: 'Purge Project',
+      updateProject: 'Update Project',
+      runWorkflow: 'Run Workflow',
+    },
+
+    // UX-260617-14: approval loading fallback timeout notice (no backend ack, card still pending_approval → reset + prompt)
+    approveLoadingTimeout: 'Approval response timed out, please retry or check the backend',
+
+    // UX-260617-18: tool failure detection copy (regex narrowed to line-anchored err_msg prefix)
+    // (reuse executionFailed/executionFailedHint, no new key)
+
     // Approval argument key labels
     argLabel: {
       id: 'ID',

src/i18n/zh-CN/ai.ts

@@ -38,6 +38,9 @@ export default {
     approvalNotDelivered: '审批操作未送达后端：{error}',
     queuedSendFailed: '队列消息发送失败：{error}',
     approvalTimeout: '⚰ 审批超时，已自动拒绝：{toolName}',
+    // UX-260617-08:对话加载/切换失败反馈(网络抖动/IPC 断开 → 列表空/切换空白,原静默无反馈)
+    loadConvFail: '对话列表加载失败,请检查网络或后端连接',
+    switchConvFail: '对话切换失败,请重试',
     // AE-2025-07: Agentic 循环进度条文案
     // 注:max 轮次/已完成工具数本轮后端暂不透传,模板条件渲染省略;后端补全后新增 *WithMax key
     agenticProgress: '🔄 循环 {round} · ⏳{pending}待审批',

src/i18n/zh-CN/aiTool.ts

@@ -85,6 +85,30 @@ export default {
     // 工具结果详情格式(非 JSON 纯文本 + 审批占位时补参数摘要)
     resultDetail: '{raw}（{detail}）',
 
+    // UX-260617-17:ToolCardList 分组标题(同名工具 >=2 时显示;原硬编码中文,英文化)
+    toolGroup: {
+      readFile: '读取文件',
+      writeFile: '写入文件',
+      listDirectory: '列出目录',
+      createTask: '创建任务',
+      createProject: '创建项目',
+      createIdea: '创建灵感',
+      listTasks: '列出任务',
+      listProjects: '列出项目',
+      listIdeas: '列出灵感',
+      deleteProject: '删除项目',
+      restoreProject: '恢复项目',
+      purgeProject: '彻底删除项目',
+      updateProject: '更新项目',
+      runWorkflow: '运行工作流',
+    },
+
+    // UX-260617-14:审批 loading 超时兜底提示(后端无回执,卡片仍 pending_approval 时复位 + 提示用户)
+    approveLoadingTimeout: '审批响应超时,请重试或检查后端',
+
+    // UX-260617-18:工具失败检测文案(收窄正则后,行首锚定 err_msg 前缀)
+    // (复用 executionFailed/executionFailedHint,不新增)
+
     // 审批参数键标签
     argLabel: {
       id: 'ID',