Proper name and defined type

web/src/lib/components/asset-viewer/detail-panel.svelte

@@ -48,11 +48,11 @@
 
   $: people = asset.people || [];
 
-  function onNewAsset(newAsset){
+  function handleNewAsset(newAsset: AssetResponseDto){
     description = newAsset?.exifInfo?.description || '';
   }
 
-  $: onNewAsset(asset);
+  $: handleNewAsset(asset);
 
   const dispatch = createEventDispatcher();