Formatting with trailing comma

src/routes/+page.server.ts

@@ -69,7 +69,7 @@ export const actions = {
 		});
 
 		return {
-			success: true
+			success: true,
 		};
-	}
+	},
 };

src/routes/+page.svelte

@@ -13,7 +13,7 @@
 
 	const siPrefixes = new Map([
 		[1_000_000, 'M'],
-		[1_000, 'k']
+		[1_000, 'k'],
 	]);
 	const fileSize = (files: FileList) => {
 		const size = Array.from(files)