use lazy_static::lazy_static; lazy_static! { static ref DEFAULT_HTTP_CLIENT_USER_AGENT: Vec = serde_json::from_str::>(include_str!("./ua.json")).unwrap(); } pub fn get_random_ua() -> &'static str { DEFAULT_HTTP_CLIENT_USER_AGENT[fastrand::usize(0..DEFAULT_HTTP_CLIENT_USER_AGENT.len())] .as_str() }