fix: force connection close

stapler/handlers.py

@@ -39,6 +39,8 @@ class BaseHandler(abc.ABC, http.server.BaseHTTPRequestHandler):
         self.__in_size: int | None = None
         self.https: bool = params.https
         super().__init__(*args, **kwargs)
+        with contextlib.suppress(Exception):
+            self.connection.close()
 
     @typing.override
     def send_error(