修复: @任务联想源隔离 store.tasks 污染 + DirAuthDialog 拒绝二次确认 + 看板销账(AC弱模型机制 3/5 已落地核对)

src/components/ai/DirAuthDialog.vue

@@ -37,6 +37,13 @@
       >{{ $t('aiChat.dirAuthDeny') }}</button>
     </div>
   </div>
+  <!-- P1-e-c: deny 拒绝二次确认(拒绝不可逆——工具返 Err、loop 续跑不再重试;对齐 ToolCard/ApprovalPopup) -->
+  <ConfirmDialog
+    :visible="confirmState.visible"
+    :msg="confirmState.msg"
+    :danger-label="$t('common.confirm')"
+    @result="answerConfirm"
+  />
 </template>
 
 <script setup lang="ts">
@@ -45,6 +52,8 @@ import { useI18n } from 'vue-i18n'
 import { useAiStore } from '../../stores/ai'
 import { pendingDirAuths } from '../../composables/ai/useAiPendingState'
 import { aiApi } from '../../api'
+import { useConfirm } from '../../composables/useConfirm'
+import ConfirmDialog from '../../components/ConfirmDialog.vue'
 
 const emit = defineEmits<{
   (e: 'toast', payload: { msg: string; type: 'error' | 'warning' | 'info' }): void
@@ -53,6 +62,9 @@ const emit = defineEmits<{
 const store = useAiStore()
 const { t } = useI18n()
 
+// P1-e-c: deny 拒绝二次确认统一弹层(useConfirm 状态机 + ConfirmDialog 组件,同 ToolCard/ApprovalPopup)
+const { confirmState, confirmDialog, answerConfirm } = useConfirm()
+
 // F-260620 根治(授权挂起无声卡死):挂起态弹窗显示只依赖 isGenerating(conv),不依赖 streaming。
 // streaming 会被流式看门狗超时清(useAiStream onStreamTimeout),而 AiDirAuthRequired 挂起常发生在
 // 首轮慢响应(看门狗已超时清 streaming)之后——此时 streaming=false 但后端 generating=true、
@@ -87,6 +99,15 @@ const dirAuthRefs = ref<HTMLElement[]>([])
 async function handleAuthorize(id: string, decision: 'once' | 'session' | 'always' | 'deny'): Promise<void> {
   if (actingIds.has(id)) return
   actingIds.add(id)
+  // P1-e-c: deny 拒绝前二次确认(拒绝不可逆——工具返 Err、loop 续跑不再重试;与 ToolCard onDeny 同款)。
+  // 放 actingIds.add 之后、IPC 之前;取消则删 actingIds 复位处理中态(保持 pending 可重新决策),不调用 IPC。
+  if (decision === 'deny') {
+    const ok = await confirmDialog(t('aiChat.dirAuthDenyConfirm'))
+    if (!ok) {
+      actingIds.delete(id)
+      return
+    }
+  }
   try {
     await aiApi.authorizeDir(id, decision)
   } catch (e) {