Add version information to qrcode dependency and convert requirements.txt to utf8

src/ezgg_lan_manager/components/UserInfoBox.py

@@ -60,8 +60,10 @@ class UserInfoBox(Component):
         self.session[LocalDataService].del_session(self.session[LocalData].stored_session_token)
         self.session[LocalData].stored_session_token = None
         self.session.attach(self.session[LocalData])
+        if self.status_change_cb is not None:
             await self.status_change_cb()
         await self.session[RefreshService].trigger_refresh()
+        self.session.navigate_to("")
 
     @event.on_populate
     async def async_init(self) -> None:

src/ezgg_lan_manager/services/LocalDataService.py

@@ -21,5 +21,6 @@ class LocalDataService:
         self._session[key] = session
         return key
 
-    def del_session(self, token: str) -> None:
+    def del_session(self, token: Optional[str]) -> None:
+        if token is not None:
             self._session.pop(token, None)