[Refactor] use fs.promises instead of util.promisify; use built-i…

…n `copyFile`

bin.js

@@ -5,14 +5,12 @@
 const npx = require('libnpx');
 const getLockfile = require('npm-lockfile/getLockfile');
 const finder = require('find-package-json');
-const promisify = require('util.promisify');
 const semver = require('semver');
 const colors = require('colors/safe');
 
 const path = require('path');
 const { existsSync } = require('fs');
-const writeFile = promisify(require('fs').writeFile);
-const copyFile = promisify(require('fs-copy-file'));
+const { copyFile, writeFile } = require('fs').promises;
 const { execSync } = require('child_process');
 
 const getProjectTempDir = require('./getProjectTempDir');

getProjectTempDir.js

@@ -3,13 +3,12 @@
 const tmp = require('tmp');
 const nodeCleanup = require('node-cleanup');
 const semver = require('semver');
-const promisify = require('util.promisify');
 const rimraf = require('rimraf');
 const colors = require('colors/safe');
 
 const path = require('path');
 const { exec, execSync } = require('child_process');
-const writeFile = promisify(require('fs').writeFile);
+const { writeFile } = require('fs').promises;
 
 const cleanupHandlers = [];
 const finalCleanup = function finalCleanup() {

package.json

@@ -37,13 +37,11 @@
 	"dependencies": {
 		"colors": "^1.4.0",
 		"find-package-json": "^1.2.0",
-		"fs-copy-file": "^2.1.2",
 		"libnpx": "^10.2.4",
 		"node-cleanup": "^2.1.2",
 		"npm-lockfile": "^3.0.0",
 		"semver": "^7.3.5",
-		"tmp": "^0.2.1",
-		"util.promisify": "^1.1.1"
+		"tmp": "^0.2.1"
 	},
 	"devDependencies": {
 		"@ljharb/eslint-config": "^20.1.0",