feat(feishu): one-click QR-scan app creation

channel/web/static/js/console.js

@@ -78,6 +78,19 @@ const I18N = {
         wecom_scan_success: '创建成功，正在启动通道...',
         wecom_scan_fail: '创建失败',
         wecom_mode_scan: '扫码接入', wecom_mode_manual: '手动填写',
+        feishu_scan_btn: '一键创建飞书应用',
+        feishu_scan_desc: '使用飞书 App 扫码，自动创建应用并预置全部权限与事件订阅',
+        feishu_scan_replace_desc: '使用飞书 App 扫码创建新机器人，将覆盖当前的 App ID / Secret',
+        feishu_scan_loading: '正在向飞书申请二维码...',
+        feishu_scan_waiting: '等待扫码...',
+        feishu_scan_tip: '二维码 10 分钟内有效，仅供一次扫描',
+        feishu_scan_open_link: '或点击此处在浏览器中打开',
+        feishu_scan_success: '应用创建成功，正在启动通道...',
+        feishu_scan_expired: '二维码已过期，请重试',
+        feishu_scan_denied: '已取消授权',
+        feishu_scan_fail: '创建失败',
+        feishu_scan_retry: '重试',
+        feishu_mode_scan: '扫码创建', feishu_mode_manual: '手动填写',
         tasks_title: '定时任务', tasks_desc: '查看和管理定时任务',
         tasks_coming: '即将推出', tasks_coming_desc: '定时任务管理功能即将在此提供',
         logs_title: '日志', logs_desc: '实时日志输出 (run.log)',
@@ -164,6 +177,19 @@ const I18N = {
         wecom_scan_success: 'Bot created, starting channel...',
         wecom_scan_fail: 'Bot creation failed',
         wecom_mode_scan: 'Scan QR', wecom_mode_manual: 'Manual',
+        feishu_scan_btn: 'One-click Create Feishu App',
+        feishu_scan_desc: 'Scan with Feishu App to create an app with all required permissions pre-configured',
+        feishu_scan_replace_desc: 'Scan with Feishu App to create a new bot — will overwrite the current App ID / Secret',
+        feishu_scan_loading: 'Requesting QR code from Feishu...',
+        feishu_scan_waiting: 'Waiting for scan...',
+        feishu_scan_tip: 'QR code expires in 10 minutes, single use only',
+        feishu_scan_open_link: 'Or click here to open in browser',
+        feishu_scan_success: 'App created, starting channel...',
+        feishu_scan_expired: 'QR code expired, please retry',
+        feishu_scan_denied: 'Authorization cancelled',
+        feishu_scan_fail: 'App creation failed',
+        feishu_scan_retry: 'Retry',
+        feishu_mode_scan: 'Scan QR', feishu_mode_manual: 'Manual',
         tasks_title: 'Scheduled Tasks', tasks_desc: 'View and manage scheduled tasks',
         tasks_coming: 'Coming Soon', tasks_coming_desc: 'Scheduled task management will be available here',
         logs_title: 'Logs', logs_desc: 'Real-time log output (run.log)',
@@ -2999,6 +3025,8 @@ function renderActiveChannels() {
 
         const weixinWaiting = ch.name === 'weixin' && ch.login_status && ch.login_status !== 'logged_in';
         const wecomNeedsCreds = ch.name === 'wecom_bot' && !_wecomBotHasCreds(ch);
+        // 飞书 active 卡片渲染带 Tab 的 panel：手动填写 + 扫码重建（覆盖现有配置）
+        const isFeishu = ch.name === 'feishu';
         let statusDot, statusText;
         if (weixinWaiting) {
             statusDot = 'bg-amber-400 animate-pulse';
@@ -3014,7 +3042,7 @@ function renderActiveChannels() {
         }
 
         card.innerHTML = `
-            <div class="flex items-center gap-4${hasFields || weixinWaiting || wecomNeedsCreds ? ' mb-5' : ''}">
+            <div class="flex items-center gap-4${hasFields || weixinWaiting || wecomNeedsCreds || isFeishu ? ' mb-5' : ''}">
                 <div class="w-10 h-10 rounded-xl bg-${ch.color}-50 dark:bg-${ch.color}-900/20 flex items-center justify-center flex-shrink-0">
                     <i class="fas ${ch.icon} text-${ch.color}-500 text-base"></i>
                 </div>
@@ -3050,7 +3078,7 @@ function renderActiveChannels() {
                 </button>
                 <div id="wecom-card-scan-status" class="mt-3"></div>
             </div>` : ''}
-            ${hasFields ? `<div class="space-y-4">
+            ${isFeishu ? buildFeishuPanel(ch, true) : (hasFields ? `<div class="space-y-4">
                 ${fieldsHtml}
                 <div class="flex items-center justify-end gap-3 pt-1">
                     <span id="ch-status-${ch.name}" class="text-xs text-primary-500 opacity-0 transition-opacity duration-300"></span>
@@ -3059,7 +3087,7 @@ function renderActiveChannels() {
                                cursor-pointer transition-colors duration-150 disabled:opacity-50 disabled:cursor-not-allowed"
                         id="ch-save-${ch.name}">${t('channels_save')}</button>
                 </div>
-            </div>` : ''}`;
+            </div>` : '')}`;
 
         container.appendChild(card);
         bindSecretFieldEvents(card);
@@ -3256,6 +3284,7 @@ function openAddChannelPanel() {
 
 function closeAddChannelPanel() {
     stopWeixinQrPoll();
+    stopFeishuRegisterPoll();
     const panel = document.getElementById('channels-add-panel');
     if (panel) {
         panel.classList.add('hidden');
@@ -3267,6 +3296,7 @@ function closeAddChannelPanel() {
 
 function onAddChannelSelect(chName) {
     stopWeixinQrPoll();
+    stopFeishuRegisterPoll();
     const fieldsContainer = document.getElementById('add-channel-fields');
     const actions = document.getElementById('add-channel-actions');
 
@@ -3293,6 +3323,13 @@ function onAddChannelSelect(chName) {
         return;
     }
 
+    if (chName === 'feishu') {
+        actions.classList.add('hidden');
+        const ch = channelsData.find(c => c.name === chName);
+        fieldsContainer.innerHTML = buildFeishuPanel(ch);
+        return;
+    }
+
     const ch = channelsData.find(c => c.name === chName);
     if (!ch) return;
 
@@ -3690,15 +3727,246 @@ function startWecomBotAuthInCard() {
 // Initialize wecom bot panel with correct default mode when inserted into DOM
 document.addEventListener('DOMContentLoaded', function() {
     const observer = new MutationObserver(function() {
-        const panel = document.getElementById('wecom-bot-panel');
-        if (panel && !panel.dataset.initialized) {
-            panel.dataset.initialized = '1';
-            switchWecomBotMode(panel.dataset.defaultMode || 'scan');
+        const wecomPanel = document.getElementById('wecom-bot-panel');
+        if (wecomPanel && !wecomPanel.dataset.initialized) {
+            wecomPanel.dataset.initialized = '1';
+            switchWecomBotMode(wecomPanel.dataset.defaultMode || 'scan');
+        }
+        const feishuPanel = document.getElementById('feishu-panel');
+        if (feishuPanel && !feishuPanel.dataset.initialized) {
+            feishuPanel.dataset.initialized = '1';
+            switchFeishuMode(feishuPanel.dataset.defaultMode || 'scan');
         }
     });
     observer.observe(document.body, { childList: true, subtree: true });
 });
 
+// =====================================================================
+// Feishu One-click App Registration (lark-oapi register_app)
+// =====================================================================
+let _feishuRegisterPollTimer = null;
+
+function _feishuHasCreds(ch) {
+    if (!ch || !ch.fields) return false;
+    const idField = ch.fields.find(f => f.key === 'feishu_app_id');
+    const secretField = ch.fields.find(f => f.key === 'feishu_app_secret');
+    return !!(idField && idField.value && secretField && secretField.value);
+}
+
+function buildFeishuPanel(ch, isActive) {
+    const scanLabel = t('feishu_mode_scan');
+    const manualLabel = t('feishu_mode_manual');
+    // 已有凭据时默认进入手动 Tab，方便修改；否则推荐扫码
+    const defaultMode = _feishuHasCreds(ch) ? 'manual' : 'scan';
+    const activeAttr = isActive ? 'data-active="1"' : '';
+    return `
+        <div id="feishu-panel" data-default-mode="${defaultMode}" ${activeAttr}>
+            <div class="flex items-center justify-center gap-1 mb-5 bg-slate-100 dark:bg-white/5 rounded-lg p-1">
+                <button id="feishu-tab-scan" onclick="switchFeishuMode('scan')"
+                    class="flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors
+                           bg-white dark:bg-slate-700 text-slate-800 dark:text-slate-100 shadow-sm">
+                    ${scanLabel}
+                </button>
+                <button id="feishu-tab-manual" onclick="switchFeishuMode('manual')"
+                    class="flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors
+                           text-slate-500 dark:text-slate-400 hover:text-slate-700 dark:hover:text-slate-200">
+                    ${manualLabel}
+                </button>
+            </div>
+            <div id="feishu-mode-content"></div>
+        </div>`;
+}
+
+function switchFeishuMode(mode) {
+    const panel = document.getElementById('feishu-panel');
+    const scanTab = document.getElementById('feishu-tab-scan');
+    const manualTab = document.getElementById('feishu-tab-manual');
+    const content = document.getElementById('feishu-mode-content');
+    if (!scanTab || !manualTab || !content) return;
+
+    // 已激活通道卡片中嵌入此 panel 时，没有 add-channel-actions（保存按钮就近渲染）
+    const isActive = panel && panel.dataset.active === '1';
+    const actions = isActive ? null : document.getElementById('add-channel-actions');
+
+    const activeClasses = 'bg-white dark:bg-slate-700 text-slate-800 dark:text-slate-100 shadow-sm';
+    const inactiveClasses = 'text-slate-500 dark:text-slate-400 hover:text-slate-700 dark:hover:text-slate-200';
+
+    stopFeishuRegisterPoll();
+
+    if (mode === 'scan') {
+        scanTab.className = `flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors ${activeClasses}`;
+        manualTab.className = `flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors ${inactiveClasses}`;
+        if (actions) actions.classList.add('hidden');
+        // active 卡片下扫码替换的提示文案，强调"创建新机器人会覆盖现有配置"
+        const desc = isActive
+            ? t('feishu_scan_replace_desc')
+            : t('feishu_scan_desc');
+        content.innerHTML = `
+            <div id="feishu-scan-panel" class="flex flex-col items-center py-4">
+                <p class="text-sm text-slate-600 dark:text-slate-300 mb-3 text-center">${desc}</p>
+                <button onclick="startFeishuRegister()"
+                    class="mt-2 px-6 py-2.5 rounded-lg bg-emerald-500 hover:bg-emerald-600 text-white text-sm font-medium
+                           cursor-pointer transition-colors duration-150">
+                    <i class="fas fa-qrcode mr-2"></i>${t('feishu_scan_btn')}
+                </button>
+                <div id="feishu-scan-status" class="mt-4 w-full"></div>
+            </div>`;
+    } else {
+        manualTab.className = `flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors ${activeClasses}`;
+        scanTab.className = `flex-1 px-3 py-1.5 rounded-md text-xs font-medium transition-colors ${inactiveClasses}`;
+        const ch = channelsData.find(c => c.name === 'feishu');
+        const fieldsHtml = buildChannelFieldsHtml('feishu', ch ? ch.fields || [] : []);
+        if (isActive) {
+            // 已接入卡片：内置保存按钮，复用 saveChannelConfig 走 update 流程
+            content.innerHTML = `
+                <div class="space-y-4">
+                    ${fieldsHtml}
+                    <div class="flex items-center justify-end gap-3 pt-1">
+                        <span id="ch-status-feishu" class="text-xs text-primary-500 opacity-0 transition-opacity duration-300"></span>
+                        <button onclick="saveChannelConfig('feishu')"
+                            class="px-4 py-2 rounded-lg bg-primary-500 hover:bg-primary-600 text-white text-sm font-medium
+                                   cursor-pointer transition-colors duration-150 disabled:opacity-50 disabled:cursor-not-allowed"
+                            id="ch-save-feishu">${t('channels_save')}</button>
+                    </div>
+                </div>`;
+        } else {
+            content.innerHTML = `<div class="space-y-4">${fieldsHtml}</div>`;
+            if (actions) actions.classList.remove('hidden');
+        }
+        bindSecretFieldEvents(content);
+    }
+}
+
+function stopFeishuRegisterPoll() {
+    if (_feishuRegisterPollTimer) {
+        clearTimeout(_feishuRegisterPollTimer);
+        _feishuRegisterPollTimer = null;
+    }
+}
+
+function startFeishuRegister(targetStatusId) {
+    const statusId = targetStatusId || 'feishu-scan-status';
+    const statusEl = document.getElementById(statusId);
+    if (statusEl) {
+        statusEl.innerHTML = `<p class="text-sm text-slate-500 dark:text-slate-400 text-center">${t('feishu_scan_loading')}</p>`;
+    }
+    stopFeishuRegisterPoll();
+    fetch('/api/feishu/register')
+        .then(r => r.json())
+        .then(data => {
+            if (data.status !== 'success') {
+                renderFeishuRegisterError(statusId, data.message || t('feishu_scan_fail'));
+                return;
+            }
+            renderFeishuQr(statusId, data.qr_image, data.qrcode_url);
+            pollFeishuRegisterStatus(statusId);
+        })
+        .catch(err => {
+            renderFeishuRegisterError(statusId, err.message || t('feishu_scan_fail'));
+        });
+}
+
+function renderFeishuQr(statusId, qrImage, qrUrl) {
+    const statusEl = document.getElementById(statusId);
+    if (!statusEl) return;
+    const imgHtml = qrImage
+        ? `<img src="${qrImage}" alt="QR" class="w-44 h-44 rounded-lg border border-slate-200 dark:border-white/10 bg-white p-2"/>`
+        : `<div class="w-44 h-44 rounded-lg border border-dashed border-slate-300 flex items-center justify-center text-xs text-slate-400">QR</div>`;
+    statusEl.innerHTML = `
+        <div class="flex flex-col items-center gap-3">
+            ${imgHtml}
+            <p class="text-xs text-amber-500">${t('feishu_scan_waiting')}</p>
+            <p class="text-xs text-slate-400 dark:text-slate-500">${t('feishu_scan_tip')}</p>
+            ${qrUrl ? `<a href="${qrUrl}" target="_blank" rel="noopener"
+                class="text-xs text-blue-500 hover:text-blue-600 underline">${t('feishu_scan_open_link')}</a>` : ''}
+        </div>`;
+}
+
+function renderFeishuRegisterError(statusId, message) {
+    const statusEl = document.getElementById(statusId);
+    if (!statusEl) return;
+    statusEl.innerHTML = `
+        <div class="flex flex-col items-center gap-2 py-2">
+            <p class="text-sm text-red-500 text-center">${message}</p>
+            <button onclick="startFeishuRegister('${statusId}')"
+                class="mt-1 px-4 py-1.5 rounded-md text-xs font-medium
+                       bg-slate-100 dark:bg-white/10 text-slate-700 dark:text-slate-200
+                       hover:bg-slate-200 dark:hover:bg-white/20 cursor-pointer">
+                <i class="fas fa-rotate-right mr-1"></i>${t('feishu_scan_retry')}
+            </button>
+        </div>`;
+}
+
+function pollFeishuRegisterStatus(statusId) {
+    stopFeishuRegisterPoll();
+    _feishuRegisterPollTimer = setTimeout(() => {
+        fetch('/api/feishu/register', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ action: 'poll' })
+        })
+        .then(r => r.json())
+        .then(data => {
+            if (data.status !== 'success') {
+                renderFeishuRegisterError(statusId, data.message || t('feishu_scan_fail'));
+                return;
+            }
+            const rs = data.register_status;
+            if (rs === 'done') {
+                const statusEl = document.getElementById(statusId);
+                if (statusEl) {
+                    statusEl.innerHTML = `
+                        <div class="flex flex-col items-center py-2">
+                            <div class="w-10 h-10 rounded-full bg-emerald-50 dark:bg-emerald-900/30 flex items-center justify-center mb-2">
+                                <i class="fas fa-check text-emerald-500 text-lg"></i>
+                            </div>
+                            <p class="text-sm font-medium text-emerald-600 dark:text-emerald-400">${t('feishu_scan_success')}</p>
+                        </div>`;
+                }
+                connectFeishuAfterRegister(data.app_id, data.app_secret);
+            } else if (rs === 'expired') {
+                renderFeishuRegisterError(statusId, t('feishu_scan_expired'));
+            } else if (rs === 'denied') {
+                renderFeishuRegisterError(statusId, t('feishu_scan_denied'));
+            } else if (rs === 'error') {
+                renderFeishuRegisterError(statusId, data.message || t('feishu_scan_fail'));
+            } else {
+                pollFeishuRegisterStatus(statusId);
+            }
+        })
+        .catch(() => {
+            pollFeishuRegisterStatus(statusId);
+        });
+    }, 2000);
+}
+
+function connectFeishuAfterRegister(appId, appSecret) {
+    fetch('/api/channels', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+            action: 'connect',
+            channel: 'feishu',
+            config: { feishu_app_id: appId, feishu_app_secret: appSecret }
+        })
+    })
+    .then(r => r.json())
+    .then(data => {
+        if (data.status === 'success') {
+            const ch = channelsData.find(c => c.name === 'feishu');
+            if (ch) {
+                ch.active = true;
+                (ch.fields || []).forEach(f => {
+                    if (f.key === 'feishu_app_id') f.value = appId;
+                    if (f.key === 'feishu_app_secret') f.value = ChannelsHandler_maskSecret(appSecret);
+                });
+            }
+            setTimeout(() => renderActiveChannels(), 1500);
+        }
+    })
+    .catch(() => {});
+}
+
 // =====================================================================
 // Scheduler View
 // =====================================================================

channel/web/web_channel.py

@@ -575,6 +575,7 @@ class WebChannel(ChatChannel):
             '/config', 'ConfigHandler',
             '/api/channels', 'ChannelsHandler',
             '/api/weixin/qrlogin', 'WeixinQrHandler',
+            '/api/feishu/register', 'FeishuRegisterHandler',
             '/api/tools', 'ToolsHandler',
             '/api/skills', 'SkillsHandler',
             '/api/memory', 'MemoryHandler',
@@ -1034,8 +1035,6 @@ class ChannelsHandler:
             "fields": [
                 {"key": "feishu_app_id", "label": "App ID", "type": "text"},
                 {"key": "feishu_app_secret", "label": "App Secret", "type": "secret"},
-                {"key": "feishu_token", "label": "Verification Token", "type": "secret"},
-                {"key": "feishu_bot_name", "label": "Bot Name", "type": "text"},
             ],
         }),
         ("dingtalk", {
@@ -1530,6 +1529,174 @@ class WeixinQrHandler:
         return json.dumps({"status": "success", "qr_status": qr_status})
 
 
+class FeishuRegisterHandler:
+    """飞书智能体应用一键创建（OAuth 设备授权流，基于 lark.register_app SDK）。
+
+    GET  /api/feishu/register   → 启动注册：调用 SDK 生成二维码 URL，立即返回；
+                                   后台线程继续轮询飞书侧直到用户扫码授权。
+    POST /api/feishu/register   → 轮询当前会话状态（pending / done / error / expired）。
+                                   注册成功后不直接写 config，由前端再调
+                                   /api/channels {action:'connect'} 走标准启用流程。
+    """
+
+    # 进程内单例状态（{url, expire_in, status, app_id, app_secret, error, thread}）。
+    # 简单的本地自部署场景下不需要 session 隔离。
+    _state = {}
+    _lock = threading.Lock()
+
+    @staticmethod
+    def _qr_to_data_uri(data: str) -> str:
+        """复用 WeixinQrHandler 的二维码渲染。"""
+        return WeixinQrHandler._qr_to_data_uri(data)
+
+    @classmethod
+    def _reset_state(cls):
+        with cls._lock:
+            cls._state = {}
+
+    @classmethod
+    def _start_register_thread(cls):
+        """启动一次新的注册会话。如已有进行中的会话，先取消（通过 cancel_event）。"""
+        # 先取消可能存在的上一次会话，避免两个 SDK 线程并发 poll 同一个端点
+        with cls._lock:
+            old_cancel = cls._state.get("cancel_event") if cls._state else None
+            if old_cancel is not None:
+                old_cancel.set()
+            cancel_event = threading.Event()
+            cls._state = {"status": "starting", "cancel_event": cancel_event}
+
+        def _worker():
+            try:
+                import lark_oapi as lark
+            except ImportError:
+                with cls._lock:
+                    cls._state["status"] = "error"
+                    cls._state["error"] = "lark-oapi SDK 未安装，请执行 pip install -U lark-oapi"
+                return
+
+            def _on_qr(info):
+                # SDK 拿到二维码 URL 后立即回调；写入 state 让前端 GET 立刻能拿到
+                with cls._lock:
+                    cls._state["url"] = info.get("url", "")
+                    cls._state["expire_in"] = info.get("expire_in", 600)
+                    cls._state["qr_image"] = cls._qr_to_data_uri(info.get("url", ""))
+                    cls._state["status"] = "pending"
+                logger.info(f"[FeishuRegister] QR ready, expire_in={info.get('expire_in')}s")
+
+            def _on_status(info):
+                # 过滤掉 polling 心跳（每 5 秒一次，纯噪音）；
+                # 保留 slow_down / domain_switched 等真正的状态切换事件
+                status = info.get("status")
+                if status == "polling":
+                    return
+                logger.info(f"[FeishuRegister] SDK status: {info}")
+
+            try:
+                result = lark.register_app(
+                    on_qr_code=_on_qr,
+                    on_status_change=_on_status,
+                    source="cowagent",
+                    cancel_event=cancel_event,
+                )
+                with cls._lock:
+                    cls._state["status"] = "done"
+                    cls._state["app_id"] = result.get("client_id", "")
+                    cls._state["app_secret"] = result.get("client_secret", "")
+                logger.info(f"[FeishuRegister] App created: app_id={result.get('client_id')}")
+            except Exception as e:
+                err_msg = str(e)
+                err_cls = e.__class__.__name__
+                # 飞书 SDK 抛出的 AppExpiredError / AppAccessDeniedError / RegisterAppError
+                if "Expired" in err_cls:
+                    status = "expired"
+                elif "Denied" in err_cls:
+                    status = "denied"
+                elif "abort" in err_msg.lower() or "cancel" in err_msg.lower():
+                    # 被新一轮注册抢占，保持安静
+                    return
+                else:
+                    status = "error"
+                with cls._lock:
+                    # 仅当当前 state 仍属于本次 worker 时才写入，避免覆盖更新的会话
+                    if cls._state.get("cancel_event") is cancel_event:
+                        cls._state["status"] = status
+                        cls._state["error"] = err_msg
+                logger.warning(f"[FeishuRegister] Register failed ({err_cls}): {err_msg}")
+
+        threading.Thread(target=_worker, daemon=True, name="feishu-register").start()
+
+    def GET(self):
+        """启动一次新的注册会话。如果已有 pending/done 会话则覆盖。"""
+        _require_auth()
+        web.header('Content-Type', 'application/json; charset=utf-8')
+        try:
+            self._start_register_thread()
+            # 等待 SDK 拿到二维码 URL（最多 10s）。SDK 内部会马上回调 _on_qr。
+            import time as _t
+            for _ in range(100):
+                with self._lock:
+                    if self._state.get("url") or self._state.get("status") in ("error", "expired", "denied"):
+                        break
+                _t.sleep(0.1)
+            with self._lock:
+                if self._state.get("status") in ("error", "expired", "denied"):
+                    return json.dumps({
+                        "status": "error",
+                        "message": self._state.get("error", "register failed"),
+                    })
+                if not self._state.get("url"):
+                    return json.dumps({
+                        "status": "error",
+                        "message": "等待飞书二维码超时，请重试",
+                    })
+                return json.dumps({
+                    "status": "success",
+                    "qrcode_url": self._state["url"],
+                    "qr_image": self._state.get("qr_image", ""),
+                    "expire_in": self._state.get("expire_in", 600),
+                })
+        except Exception as e:
+            logger.error(f"[WebChannel] FeishuRegister GET error: {e}")
+            return json.dumps({"status": "error", "message": str(e)})
+
+    def POST(self):
+        """轮询注册结果。"""
+        _require_auth()
+        web.header('Content-Type', 'application/json; charset=utf-8')
+        try:
+            body = json.loads(web.data() or b"{}")
+            action = body.get("action", "poll")
+            if action != "poll":
+                return json.dumps({"status": "error", "message": f"unknown action: {action}"})
+
+            with self._lock:
+                status = self._state.get("status", "idle")
+                if status == "done":
+                    payload = {
+                        "status": "success",
+                        "register_status": "done",
+                        "app_id": self._state.get("app_id", ""),
+                        "app_secret": self._state.get("app_secret", ""),
+                    }
+                    # 一次性返回凭据后清掉，避免敏感信息长期驻留内存
+                    self._state = {}
+                    return json.dumps(payload)
+                if status in ("error", "expired", "denied"):
+                    return json.dumps({
+                        "status": "success",
+                        "register_status": status,
+                        "message": self._state.get("error", ""),
+                    })
+                # pending / starting：还在等用户扫码
+                return json.dumps({
+                    "status": "success",
+                    "register_status": "pending",
+                })
+        except Exception as e:
+            logger.error(f"[WebChannel] FeishuRegister POST error: {e}")
+            return json.dumps({"status": "error", "message": str(e)})
+
+
 def _get_workspace_root():
     """Resolve the agent workspace directory."""
     from common.utils import expand_path