fix: get_package_version waterfall

Author: ry

api/src/api/package.rs

@@ -1655,17 +1655,21 @@ pub async fn get_downloads_handler(
     .list_latest_unyanked_versions_for_package(&scope, &package, 5)
     .await?;
 
-  let versions = futures::stream::iter(recent_versions.into_iter())
-    .then(|version| async {
+  let mut futures = futures::stream::FuturesUnordered::new();
+  for version in recent_versions {
+    let scope_clone = scope.clone();
+    let package_clone = package.clone();
+    let version_clone = version.clone();
+    futures.push(async move {
       let res = db
         .get_package_version_downloads_24h(
-          &scope, &package, &version, start, current,
+          &scope_clone, &package_clone, &version_clone, start, current,
         )
         .await;
-      (version, res)
-    })
-    .collect::<Vec<_>>()
-    .await;
+      (version_clone, res)
+    });
+  }
+  let versions = futures.collect::<Vec<_>>().await;
 
   let mut recent_versions = Vec::with_capacity(versions.len());
   for (version, downloads) in versions {