Method is_dir

crates/opencode-util/src/filesystem.rs:12–17

(p: P)

    }

    pub async fn is_dir<P: AsRef<Path>>(p: P) -> bool {
        match fs::metadata(p).await {
            Ok(m) => m.is_dir(),
            Err(_) => false,
        }
    }

    pub async fn is_file<P: AsRef<Path>>(p: P) -> bool {
        match fs::metadata(p).await {