const major = parseInt(process.versions.node.split('.')[0], 10);
if (major < 20) {
console.error(
`\n❌ This package requires Node.js 20+ to run reliably.\n` +
` You are using Node.js ${process.versions.node}.\n` +
` Please upgrade to Node.js 20+ to proceed.\n`
);
process.exit(1);
}