pub async fn try_apps() -> Result<Vec<String>, String> {

        let output = Protontricks::exec(["--list"]).await?;

        let re = Regex::new(r"(?m)^(?<name>[\w\s]+)\s\((?<app_id>\d+)\)$").unwrap();

        let mut results = vec![];

        for caps in re.captures_iter(&output) {

            results.push(caps["app_id"].to_string());

        }

        Ok(results)

    }

    pub async fn apps() -> Vec<String> {

        Self::try_apps().await.unwrap()

    }

    pub async fn installed(app_id: &str) -> Vec<String> {

        let Ok(output) = Protontricks::exec([app_id, "list-installed"]).await else {

            return vec![];

        let re = Regex::new(r"(?m)^(?<name>(?:[^-]{2})[-\w]+)$").unwrap();

        let mut results = vec![];

        for caps in re.captures_iter(&output) {

            results.push(caps["name"].to_string())

        results

    }