新增: 无人值守P0任务边界全链

- 任务级授权边界判定与审批旁路单点插桩
- boundary_json 随会话落库(V45 可逆迁移)
- 六路非正常终局统一安全停靠与托盘通知
- 每五轮进度事件与会话头部进度条
- 前端边界配置卡侧栏徽标及 UX 校验补齐

src/components/ai/TopBar.vue

@@ -119,6 +119,20 @@
   <div class="ai-bottom-tools" ref="goalsRef">
     <span v-if="currentConvTitle" class="ai-bottom-title">{{ currentConvTitle }}</span>
     <div class="ai-bottom-tools-right">
+    <!-- 无人值守任务进度(AiTaskProgress,设计 §4.3):当前会话有进度快照时显示,
+         静默期(子代理长跑/大工具执行/重入退避)凭最后快照可见「在干活」;终局即清。
+         max_rounds=0(不限轮次)不显分母进度条,只显轮次与 token。 -->
+    <div v-if="taskProgress" class="ai-task-progress">
+      <span class="ai-task-progress-dot"></span>
+      <span class="ai-task-progress-text">{{ taskProgressText }}</span>
+      <span
+        v-if="taskProgress.maxRounds > 0"
+        class="ai-task-progress-bar"
+        :title="$t('ai.taskProgress.barHint', { round: taskProgress.round, max: taskProgress.maxRounds })"
+      >
+        <span class="ai-task-progress-fill" :style="{ width: taskProgressPct + '%' }"></span>
+      </span>
+    </div>
     <!-- 目标计数 -->
     <div v-if="goals.length" class="ai-goals-inline">
       <span class="ai-goals-inline-badge ai-tool-badge" @click="togglePanel('goals')" :title="$t('aiChat.viewGoals')">
@@ -217,6 +231,7 @@ import { ref, computed, watch, onMounted, onBeforeUnmount } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAiStore } from '../../stores/ai'
 import { aiApi } from '../../api/ai'
+import { pendingTaskProgress } from '../../composables/ai/useAiPendingState'
 import type { AiMessage, ModelConfig, GoalEntry } from '../../api/types'
 
 defineProps<{
@@ -356,6 +371,28 @@ const currentConvTitle = computed(() => {
   return conv?.title || ''
 })
 
+// ── 无人值守任务进度(设计 §4.3,AiTaskProgress per-conv 快照)──
+// 消费 useAiEvents 归集的 pendingTaskProgress(per-conv Map,终局即清):无快照不渲染。
+// 切会话自动跟随(Map 按 activeId 取),多会话并发各显各的,不串台。
+const taskProgress = computed(() => {
+  const id = store.state.activeConversationId
+  if (!id) return null
+  return pendingTaskProgress.get(id) ?? null
+})
+const taskProgressText = computed(() => {
+  const p = taskProgress.value
+  if (!p) return ''
+  const tokens = p.tokensUsed >= 1000 ? `${(p.tokensUsed / 1000).toFixed(1)}k` : String(p.tokensUsed)
+  return p.maxRounds > 0
+    ? t('ai.taskProgress.running', { round: p.round, max: p.maxRounds, tokens })
+    : t('ai.taskProgress.unlimited', { round: p.round, tokens })
+})
+const taskProgressPct = computed(() => {
+  const p = taskProgress.value
+  if (!p || p.maxRounds <= 0) return 0
+  return Math.min(100, Math.round((p.round / p.maxRounds) * 100))
+})
+
 // 🎯 对话目标面板(对话透明化 L1:Goal visibility)
 const goals = ref<GoalEntry[]>([])
 const goalsExpanded = ref(false)
@@ -744,7 +781,10 @@ onBeforeUnmount(() => {
   color: var(--df-text-secondary);
   min-width: 0;
   margin-right: auto;
-
+  /* 长标题单行截断(防换行撑高工具行;右侧徽章族 flex-shrink:0,分离窄窗口更挤) */
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
 }
 .ai-bottom-tools-right {
   display: flex;
@@ -753,6 +793,45 @@ onBeforeUnmount(() => {
   flex-shrink: 0;
   margin-left: auto;
 }
+/* 无人值守任务进度(设计 §4.3):绿点+轮次/token 文本+细进度条,与右侧徽章族同排 */
+.ai-task-progress {
+  display: inline-flex;
+  align-items: center;
+  gap: 5px;
+  margin-right: 4px;
+  white-space: nowrap;
+}
+.ai-task-progress-dot {
+  width: 5px;
+  height: 5px;
+  border-radius: 50%;
+  background: var(--df-success);
+  flex-shrink: 0;
+  animation: ai-task-progress-pulse 1.6s ease-in-out infinite;
+}
+.ai-task-progress-text {
+  font-size: 11px;
+  color: var(--df-text-secondary);
+}
+.ai-task-progress-bar {
+  display: inline-block;
+  width: 48px;
+  height: 3px;
+  border-radius: 2px;
+  background: color-mix(in srgb, var(--df-text-dim) 25%, transparent);
+  overflow: hidden;
+}
+.ai-task-progress-fill {
+  display: block;
+  height: 100%;
+  border-radius: 2px;
+  background: var(--df-success);
+  transition: width .4s var(--df-ease);
+}
+@keyframes ai-task-progress-pulse {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.35; }
+}
 /* ═══ Provider Bar (header 中间区) ═══ */
 .ai-provider-bar {
   display: inline-flex;