use rand::distributions::Alphanumeric;
use rand::Rng;
pub fn generate_node_id() -> [u8; 20] {
let mut id = [0u8; 20];
id[0..9].copy_from_slice(b"RustyBit-");
let mut rng = rand::thread_rng();
(0..11).for_each(|idx| {
let idx = idx + 9;
id[idx] = rng.sample(Alphanumeric);
});
id
}