RUSTSEC-2025-0067 `libyml::string::yaml_string_extend` is unsound and unmaintained

In version 0.0.4, libyml::string::yamlstringextend was revised resulting in undefined behaviour, which is unsound. The GitHub project for libyml was archived after unsoundness issues were raised. If you rely on this crate, it is highly recommended switching to a maintained alternative. Recommende...