feat(node): re-write using node

lib/file.js

@@ -0,0 +1,42 @@
+import fs, { promises as fsP } from 'fs'
+import path from 'path'
+
+export async function write(content, filePath) {
+  mkdir(path.dirname(filePath))
+  return await fsP.writeFile(filePath, content, { flag: 'w' })
+}
+
+export async function read(filePath, encoding = 'utf8') {
+  return await fsP.readFile(filePath, encoding, { flag: 'r' })
+}
+
+export function exists(filePath) {
+  return fs.existsSync(filePath)
+}
+
+export function rmdir(dir) {
+  if (exists(dir)) {
+    fs.rmSync(dir, { recursive: true })
+  }
+}
+
+export function rm(file) {
+  if (exists(file)) {
+    fs.rmSync(file)
+  }
+}
+
+export function mkdir(dir) {
+  if (!exists(dir)) {
+    fs.mkdirSync(dir, { recursive: true })
+  }
+}
+
+export async function copy(sourcePath, targetPath) {
+  if (!exists(sourcePath)) {
+    console.warn(`Source file ${sourcePath} does not exist.`)
+    return
+  }
+  mkdir(path.dirname(targetPath))
+  return await fsP.copyFile(sourcePath, targetPath)
+}