refactor: update VSCode configurations and scripts for improved compatibility and performance

scripts/generate-private-key.js

@@ -1,7 +1,4 @@
-/* eslint-env node */
-'use strict';
-
-const fs = require('fs');
+const fs = require('node:fs');
 const RSA = require('node-rsa');
 
 const privateKeyFile = './private.ppk';

scripts/npm-start.js

@@ -1,6 +1,3 @@
-/* eslint-env node */
-'use strict';
-
 const runAll = require('npm-run-all');
 
 runAll(['develop', 'upload'], {