舍弃flask。请求增加H2协议。

Module/FlaskSubprocessManager.py

@@ -59,7 +59,7 @@ class FlaskSubprocessManager:
         self._log("info", "FlaskSubprocessManager 初始化完成")
 
     # ========= 日志工具 =========
-    def _log(self, level: str, msg: str, udid="system"):
+    def _log(self, level: str, msg: str, udid="flask"):
         """同时写 LogManager + 控制台"""
         try:
             if level == "info":
@@ -146,6 +146,12 @@ class FlaskSubprocessManager:
             threading.Thread(target=self._flush_stdout, daemon=True).start()
             self._log("info", f"[FlaskMgr] Flask 子进程已启动，PID={self.process.pid}")
 
+            # 启动看门狗线程
+            self._watchdog_thread = threading.Thread(target=self.watchdog_loop, daemon=True)
+            self._watchdog_thread.start()
+
+            LogManager.info("[FlaskWD] 看门狗线程已启动", udid="flask")
+
             if not self._wait_port_open(timeout=10):
                 self._log("error", "[FlaskMgr] 启动失败，端口未监听")
                 self.stop()
@@ -292,4 +298,18 @@ class FlaskSubprocessManager:
 
     @classmethod
     def get_instance(cls) -> 'FlaskSubprocessManager':
-        return cls()
+        return cls()
+
+    def watchdog_loop(self):
+        while True:
+            if self.process is not None:
+                code = self.process.poll()
+                if code is not None:
+                    LogManager.error(
+                        text=f"[FlaskWD] Flask 子进程退出，exit code={code}",
+                        udid="flask",
+                    )
+                    # 可以顺便触发一下 _stop_event，看你愿不愿意
+                    # self._stop_event.set()
+                    break
+            time.sleep(1)