use std::fs; use zed_extension_api::Result; pub(super) fn remove_outdated_versions(    language_server_id: &'static str,    version_dir: &str,) -> Result<()> {    let entries = fs::read_dir(".").map_err(|e| format!("failed to list working directory {e}"))?;    for entry in entries {        let entry = entry.map_err(|e| format!("failed to load directory entry {e}"))?;        if entry.file_name().to_str().is_none_or(|file_name| {            file_name.starts_with(language_server_id) && file_name != version_dir        }) {            fs::remove_dir_all(entry.path()).ok();        }    }    Ok(())}