Deprecated: Return type of app\models\settings\AntragsgruenApp::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/Antragsgruen/models/settings/JsonConfigTrait.php on line 48

Warning: ini_set(): Cannot change tidy.clean_output - headers already sent in /home/www/Antragsgruen/config/common.php on line 17