新增: AI Chat多项增强(审批去重/编辑重发/导出/实体引用/会话置顶搜索)+任务推进链df-nodes落地

src/views/Settings.vue

@@ -266,6 +266,17 @@
                      @change="syncConcurrencyConfig" />
             </div>
           </div>
+          <div class="setting-row">
+            <div class="setting-info">
+              <span class="setting-label">{{ $t('settings.labelAgentMaxIterations') }}</span>
+              <span class="setting-desc">{{ $t('settings.descAgentMaxIterations') }}</span>
+            </div>
+            <div class="setting-control">
+              <input type="number" class="setting-select" min="1" max="50" style="width:80px"
+                     v-model.number="settings.agentMaxIterations"
+                     @change="syncAgentMaxIterations" />
+            </div>
+          </div>
         </div>
       </section>
 
@@ -613,6 +624,8 @@ const settings = reactive({
   showTokenUsage: appSettings.get<boolean>('df-show-token-usage', false),
   llmGlobalConcurrency: appSettings.get<number>('df-llm-global-concurrency', 3),
   llmPerConvConcurrency: appSettings.get<number>('df-llm-per-conv-concurrency', 2),
+  // F-260616-01: Agentic 循环最大轮次，默认 10（与后端 DEFAULT_MAX_AGENT_ITERATIONS 对齐）
+  agentMaxIterations: appSettings.get<number>('df-ai-agent-max-iterations', 10),
 })
 
 function applyTheme(theme: string) {
@@ -647,6 +660,10 @@ watch(() => settings.llmPerConvConcurrency, (v) => {
   void appSettings.set('df-llm-per-conv-concurrency', v)
 })
 
+watch(() => settings.agentMaxIterations, (v) => {
+  void appSettings.set('df-ai-agent-max-iterations', v)
+})
+
 // 同步 LLM 并发上限到后端(debounce 300ms,防快速连续调整时频繁 IPC)
 // 持久化已由上方 watch 写 appSettings(SQLite) 完成;此处只负责同步内存限流器
 let _concurrencyTimer: ReturnType<typeof setTimeout> | null = null
@@ -669,6 +686,24 @@ function syncConcurrencyConfig() {
   }, 300)
 }
 
+// 同步 Agentic 最大轮次到后端(debounce 300ms)
+// F-260616-01: 后端 loop 入口 load 快照锁定边界——热改后当前 loop 不受影响，
+// 下次发消息才生效（与 llm_concurrency 传 Arc 实时反映的区别）。
+// 双 clamp：此处 1-50 + 后端 command 再 clamp 1-50，防越界输入致 loop 失效/失控
+let _agentIterTimer: ReturnType<typeof setTimeout> | null = null
+function syncAgentMaxIterations() {
+  // clamp 1-50，防越界(过小致 agent 失能、过大致烧 token)
+  settings.agentMaxIterations = Math.min(50, Math.max(1, settings.agentMaxIterations || 10))
+  if (_agentIterTimer) clearTimeout(_agentIterTimer)
+  _agentIterTimer = setTimeout(async () => {
+    try {
+      await aiApi.setAgentMaxIterations(settings.agentMaxIterations)
+    } catch (e) {
+      console.error('同步 Agent 最大轮次失败:', e)
+    }
+  }, 300)
+}
+
 watch(() => settings.language, (val) => {
   void appSettings.set('df-language', val)
   // 同步 i18n 实例，让界面立即跟随语言切换
@@ -735,11 +770,14 @@ onMounted(() => {
   loadKnowledgeConfig()
   // 启动同步一次 LLM 并发配置（防刷新页面后后端未恢复用户设定值）
   syncConcurrencyConfig()
+  // F-260616-01: 启动同步一次 Agentic 最大轮次（防刷新页面后后端未恢复用户设定值）
+  syncAgentMaxIterations()
 })
 
 // 组件卸载清全部 debounce timer,防 unmount 后旧 timer 仍 fire 写已销毁 reactive(timer 泄漏 FR-C3)
 onUnmounted(() => {
   if (_concurrencyTimer) clearTimeout(_concurrencyTimer)
+  if (_agentIterTimer) clearTimeout(_agentIterTimer)
   if (_knowledgeSaveTimer) clearTimeout(_knowledgeSaveTimer)
   if (_toastTimer) clearTimeout(_toastTimer)
 })