use std::sync::OnceLock;
use std::time::Duration;
pub fn shared_client() -> &'static reqwest::Client {
static CLIENT: OnceLock<reqwest::Client> = OnceLock::new();
CLIENT.get_or_init(|| {
reqwest::Client::builder()
.connect_timeout(Duration::from_secs(5))
.timeout(Duration::from_secs(15))
.build()
.expect("failed to build HTTP client")
})
}