Function user_app_name

perro_source/io_stack/perro_io/src/asset_io.rs:216–225

(project_root_opt: &Option<ProjectRoot>)

        .cloned();
    if let Some(archive) = archive {
        archive.read_file(virtual_path)
    } else {
        Err(io::Error::new(
            io::ErrorKind::NotFound,
            format!("dlc archive mount not found: {name}"),
        ))
    }
}

pub fn mount_dlc_disk(name: &str, root: impl AsRef<Path>) -> io::Result<()> {
    validate_dlc_name(name)?;
    let root = root.as_ref().to_path_buf();
    if !root.exists() {