first commit

src/services/naturalSort.ts

@@ -0,0 +1,12 @@
+const filenameCollator = new Intl.Collator('zh-CN', {
+  numeric: true,
+  sensitivity: 'base',
+})
+
+export function sortFilesNaturally<T extends { name: string }>(
+  files: readonly T[],
+): T[] {
+  return [...files].sort((left, right) =>
+    filenameCollator.compare(left.name, right.name),
+  )
+}