fix(auth): periodically check all external auth sessions for disconnection

src/main.js

@@ -170,7 +170,7 @@ const onConfigLoaded = async (config) => {
   updateOnlineStatus();
 
   // Update the user status at regular intervals if using external auth.
-  if (config.VUE_APP_LOGIN_URL && config.VUE_APP_DISABLE_LOGIN_BUTTON) {
+  if (config.VUE_APP_LOGIN_URL) {
     updateUserStatus();
   }