// check out the sample app on GitHub: 
// https://github.com/autometrics-dev/gettingstarted-am-rs

#[autometrics]
fn create_user(
	db: &Database,
	id: u32,
	username: &str,
	email: &str
) {
    let user = User {
        id,
        username: username.to_string(),
        email: email.to_string(),
    };
​
    let mut db = db.lock().unwrap();
    db.insert(id, user);
}