Deprecate forum::new_questions_allow and forum::new_questions_deny, one should use forum::edit, which will also track the change, or just inline the query instead
As it turns out, even caching only by request has consequences e.g. when one installs xolp from scratchDisabl caching and prepare the statement instead
Make fs::get_folder_contents private: this api is only used internally to the file-storage over the codebase and its documentation suggests that it should be used with caution