Kestrer

General improvements, including: - Only prompting the user to run as root when necessary. - Checking for `sed` - Replacing incorrect usage of `$_list_dir` with `$_log_dir` - Instead of removing...

Our macros sometimes fail in rust-analyzer because of https://github.com/rust-lang/rust-analyzer/issues/18211. It would be good to implement more workarounds for this, i.e. ignoring None-grouped tokens.