async fn main_page(/*key_shared: web::Data<Mutex<String>>,*/ query: Query<Request>) -> impl Responder {
//let key = key_shared.lock().unwrap();
async fn main_page(/*key_shared: web::Data<Mutex<String>>,*/ query: Query<Request>) -> impl Responder {
//let key = key_shared.lock().unwrap();