fix: allow blob: urls in worldLoader to enable local file dropping

app/src/utils/worldLoader.ts

@@ -83,7 +83,7 @@ export async function fetchWorlds(): Promise<WorldEntry[]> {
 
 function localWorldAssetUrl(url: string | undefined): string {
   if (!url) return ''
-  return url.startsWith('http') || url.startsWith('/models/') ? url : ''
+  return url.startsWith('http') || url.startsWith('/models/') || url.startsWith('blob:') ? url : ''
 }
 
 export function getSplatUrl(world: World): string {