feat: support channel start in sub thread

channel/wechatcom/wechatcomapp_channel.py

@@ -36,6 +36,7 @@ class WechatComAppChannel(ChatChannel):
         self.agent_id = conf().get("wechatcomapp_agent_id")
         self.token = conf().get("wechatcomapp_token")
         self.aes_key = conf().get("wechatcomapp_aes_key")
+        self._http_server = None
         logger.info(
             "[wechatcom] Initializing WeCom app channel, corp_id: {}, agent_id: {}".format(self.corp_id, self.agent_id)
         )
@@ -51,13 +52,24 @@ class WechatComAppChannel(ChatChannel):
         logger.info("[wechatcom] 📡 Listening on http://0.0.0.0:{}/wxcomapp/".format(port))
         logger.info("[wechatcom] 🤖 Ready to receive messages")
         
-        # Suppress web.py's default server startup message
-        old_stdout = sys.stdout
-        sys.stdout = io.StringIO()
+        # Build WSGI app with middleware (same as runsimple but without print)
+        func = web.httpserver.StaticMiddleware(app.wsgifunc())
+        func = web.httpserver.LogMiddleware(func)
+        server = web.httpserver.WSGIServer(("0.0.0.0", port), func)
+        self._http_server = server
         try:
-            web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port))
-        finally:
-            sys.stdout = old_stdout
+            server.start()
+        except (KeyboardInterrupt, SystemExit):
+            server.stop()
+
+    def stop(self):
+        if self._http_server:
+            try:
+                self._http_server.stop()
+                logger.info("[wechatcom] HTTP server stopped")
+            except Exception as e:
+                logger.warning(f"[wechatcom] Error stopping HTTP server: {e}")
+            self._http_server = None
 
     def send(self, reply: Reply, context: Context):
         receiver = context["receiver"]