Resolve steam vanity urls
```rust use std::env::args; use steamresolvevanity::resolvevanityurl;
async fn main() -> Result<(), Box
if let Some(vanity) = args.next() {
if let Some(steam_id) = resolve_vanity_url(&vanity, &key).await? {
println!("{}", steam_id.steam3());
} else {
println!("No steamid found for vanity");
}
} else {
eprintln!("usage {} <vanity>", binary);
}
Ok(())
} ```