docs: added documentation, enforced documentation

src/main.rs

@@ -103,9 +103,9 @@ fn main() {
                 .map(|s| s.as_str())
                 .unwrap_or("");
 
-            // Since pull is async, we need to block on it
             let (pb, progress_callback) = ui::create_progress_bar(&multi);
 
+            // Since pull is async, we need to block on it
             if let Err(e) = rt.block_on(pull(
                 package,
                 version,