Add arc thumbnail support as part of #10

cdn/src/main.rs

@@ -27,6 +27,7 @@ async fn main() -> std::io::Result<()> {
             .service(robocraft::clan_avatar::get)
             .service(robocraft::brawl_data::get)
             .service(robocraft::campaign_data::get)
+            .service(robocraft::factory::arc::get)
     })
     .bind((cli_args.ip, cli_args.port))?
     .run()