perf: only show items in gallery once sorted

webui/src/components/widgets/Gallery.svelte

@@ -19,7 +19,7 @@
   $: style = !thumbnails || clientWidth < 600 ? "list" : "grid";
 
   // Sorting
-  let sortedEntities = deduplicatedEntities || [];
+  let sortedEntities = [];
   let resort = false;
 
   let sortKeys: { [key: string]: string[] } = {};
@@ -85,7 +85,10 @@
     }
   }
 
-  sortAttributes();
+  if (!sort) {
+    // Since `sortAttributes` also fills `sortedEntities`, we need to run at least once even if we aren't sorting.
+    sortAttributes();
+  }
 </script>
 
 <div