use rand::seq::SliceRandom;

pub fn generate_random_string(length: usize) -> String {
    let charset = b"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
    let mut rng = rand::thread_rng();
    (0..length)
        .map(|_| *charset.choose(&mut rng).unwrap() as char)
        .collect()
}