perf: remove Intl

Author: sxzz

src/utils/format.ts

@@ -1,9 +1,4 @@
 export function formatBytes(bytes: number): string | undefined {
   if (bytes === Infinity) return undefined
-  const numberFormatter = new Intl.NumberFormat('en', {
-    maximumFractionDigits: 2,
-    minimumFractionDigits: 2,
-  })
-
-  return `${numberFormatter.format(bytes / 1000)} kB`
+  return `${(bytes / 1000).toFixed(2)} kB`
 }