feat: update preinstalled skills and CLI scripts, enhance packaging process, and add configuration for Windows and macOS

scripts/download-bundled-node.mjs

@@ -1,6 +1,9 @@
 #!/usr/bin/env zx
 
 import 'zx/globals';
+import { configureZxShellForPlatform } from './configure-zx-shell.mjs';
+
+configureZxShellForPlatform();
 
 const ROOT_DIR = path.resolve(__dirname, '..');
 const NODE_VERSION = '22.16.0';
@@ -130,4 +133,4 @@ try {
   echo(chalk.yellow`   Packaging will continue without external Node.js binary.`);
   // Exit with code 0 to allow packaging to continue
   process.exit(0);
-}
+}