feat(dingtalk): add QR code auth support and fix 3 critical bugs

- feat: support one-click QR scan to create DingTalk bot and establish connection
- fix(gateway): wrap blocking DingTalkStreamClient.start() with asyncio.to_thread()
- fix(gateway): extract message fields from CallbackMessage payload instead of ChatbotMessage
- fix(gateway): add oapi.dingtalk.com to allowed webhook URL domains

hermes_cli/gateway.py

@@ -2211,9 +2211,62 @@ def _setup_sms():
 
 
 def _setup_dingtalk():
-    """Configure DingTalk via the standard platform setup."""
+    """Configure DingTalk — QR scan (recommended) or manual credential entry."""
+    from hermes_cli.setup import (
+        prompt_choice, prompt_yes_no, print_info, print_success, print_warning,
+    )
+
     dingtalk_platform = next(p for p in _PLATFORMS if p["key"] == "dingtalk")
-    _setup_standard_platform(dingtalk_platform)
+    emoji = dingtalk_platform["emoji"]
+    label = dingtalk_platform["label"]
+
+    print()
+    print(color(f"  ─── {emoji} {label} Setup ───", Colors.CYAN))
+
+    existing = get_env_value("DINGTALK_CLIENT_ID")
+    if existing:
+        print()
+        print_success(f"{label} is already configured (Client ID: {existing}).")
+        if not prompt_yes_no(f"  Reconfigure {label}?", False):
+            return
+
+    print()
+    method = prompt_choice(
+        "  Choose setup method",
+        [
+            "QR Code Scan (Recommended, auto-obtain Client ID and Client Secret)",
+            "Manual Input (Client ID and Client Secret)",
+        ],
+        default=0,
+    )
+
+    if method == 0:
+        # ── QR-code device-flow authorization ──
+        try:
+            from hermes_cli.dingtalk_auth import dingtalk_qr_auth
+        except ImportError as exc:
+            print_warning(f"  QR auth module failed to load ({exc}), falling back to manual input.")
+            _setup_standard_platform(dingtalk_platform)
+            return
+
+        result = dingtalk_qr_auth()
+        if result is None:
+            print_warning("  QR auth incomplete, falling back to manual input.")
+            _setup_standard_platform(dingtalk_platform)
+            return
+
+        client_id, client_secret = result
+        save_env_value("DINGTALK_CLIENT_ID", client_id)
+        save_env_value("DINGTALK_CLIENT_SECRET", client_secret)
+        save_env_value("DINGTALK_ALLOW_ALL_USERS", "true")
+        print()
+        print_success(f"{emoji} {label} configured via QR scan!")
+    else:
+        # ── Manual entry ──
+        _setup_standard_platform(dingtalk_platform)
+        # Also enable allow-all by default for convenience
+        if get_env_value("DINGTALK_CLIENT_ID"):
+            save_env_value("DINGTALK_ALLOW_ALL_USERS", "true")
 
 
 def _setup_wecom():
@@ -2749,6 +2802,8 @@ def gateway_setup():
             _setup_signal()
         elif platform["key"] == "weixin":
             _setup_weixin()
+        elif platform["key"] == "dingtalk":
+            _setup_dingtalk()
         elif platform["key"] == "feishu":
             _setup_feishu()
         else: