重构: 前端 composable 拆分+详情页 Markdown 渲染+流式 memo+状态同步+bug 修复

- composables/useMarkdown 抽(AiChat 复用)+ai/* 流式核心+useAiSend catch 回滚 user msg(B-21)+useAiStream 超时文案(B-03)+useAiConversations 切换 token(FR-R1)
- views/TaskDetail 新建(F-02)+描述 md+mdReady 响应式+字段同行布局(B-24/31)
- views/ProjectDetail 多选审批 UI(F-01)+描述 md+mdReady+字段同行(B-25/31)
- views/Ideas+Knowledge 描述 md+mdReady(B-25)
- views/Tasks 项目切换联动(B-29)+task 详情跳转
- components/AiChat toast 失败提示(B-20)+流式块级 memo(ARC-08)+clean UI(AR-7)+stop 兜底(AR-5)
- components/ToolCard 审批卡片可读化(AR-3)
- stores useAiStore barrel(ARC-04)+del settings mock(ARC-01)+approve options(R-PD-5)
- i18n aiTool/nav 中英对称(AR-3/9)+删 nav.decisions 死链(ARC-02)
- router /tasks/:id(F-02)+global.css selection 可见(R-260615-01)+api task detail+App 删 decisions nav

src/components/ToolCard.vue

@@ -320,13 +320,30 @@ function displayArgValue(arg: { key: string; val: unknown }): string {
   return formatArgValue(arg.val)
 }
 
-/** 工具显示名称(含路径摘要);无 path 时硬编码 fallback(path 几乎总有,i18n 兜底属过度防御) */
+/**
+ * 工具显示名称(含目标摘要);文件类按 path,项目类(delete/restore/purge/update_project)按 id
+ * 解析项目名(复用 projectNameById,无则走 fallback),create_* 用固定文案。
+ */
 function toolDisplayName(tc: AiToolCallInfo): string {
-  const p = (tc.args as any)?.path as string | undefined
+  const args = tc.args as any
+  const p = args?.path as string | undefined
   switch (tc.name) {
     case 'read_file': return p ? `${t('aiTool.readPrefix')} ${shortPath(p)}` : t('aiTool.readFallback')
     case 'list_directory': return p ? `${t('aiTool.dirPrefix')} ${shortPath(p)}` : t('aiTool.dirFallback')
     case 'write_file': return p ? `${t('aiTool.writePrefix')} ${shortPath(p)}` : t('aiTool.writeFallback')
+    case 'delete_project':
+    case 'restore_project':
+    case 'purge_project':
+    case 'update_project': {
+      const idKey = PROJECT_ID_TOOL_ARG[tc.name]
+      const id = idKey ? (args?.[idKey] as string | undefined) : ''
+      const name = id ? projectNameById.value[id] : ''
+      const prefixKey = `${tc.name.replace('_project', '')}Prefix` as 'deletePrefix' | 'restorePrefix' | 'purgePrefix' | 'updatePrefix'
+      const fallbackKey = `${tc.name.replace('_project', '')}Fallback` as 'deleteFallback' | 'restoreFallback' | 'purgeFallback' | 'updateFallback'
+      return name ? `${t('aiTool.' + prefixKey)}「${name}」` : t('aiTool.' + fallbackKey)
+    }
+    case 'create_task': return t('aiTool.createTask')
+    case 'create_project': return t('aiTool.createProject')
     default: return formatToolName(tc.name)
   }
 }