minor resructure

src/main.rs

@@ -258,7 +258,10 @@ fn main() -> anyhow::Result<()> {
     tokio::runtime::Builder::new_multi_thread()
         .enable_all()
         .build()?
-        .block_on(async move {
+        .block_on(tokio_main(config))
+}
+
+async fn tokio_main(config: Arc<Config>) -> anyhow::Result<()> {
     setup_tracing(&config);
 
     let cache_path = PathBuf::from("cache.json");
@@ -300,7 +303,6 @@ fn main() -> anyhow::Result<()> {
     }
 
     Ok(())
-        })
 }
 
 #[derive(Debug, Default)]