text: // Invoked on the commit-msg git hook by yorkie.
  const chalk = require('chalk');
  const msgPath = process.env.GIT_PARAMS;
  const msg = require('fs').readFileSync(msgPath, 'utf-8').trim();
  
  const commitRE =
    /^(revert: )?(feat|fix|docs|style|refactor|perf|test|workflow|build|ci|chore|types|wip|release|dep)(\(.+\))?: .{1,50}/;
  
  if (!commitRE.test(msg)) {
    console.log();
    console.error(
      `  ${chalk.bgRed.white(' ERROR ')} ${chalk.red(`invalid commit message format.`)}\n\n` +
        chalk.red(`  Proper commit message format is required for automated changelog generation. Examples:\n\n`) +
        `    ${chalk.green(`feat(compiler): add 'comments' option`)}\n` +
        `    ${chalk.green(`fix(v-model): handle events on blur (close #28)`)}\n\n` +
        chalk.red(`  See .github/commit-convention.md for more details.\n`)
    );
    process.exit(1);
  }
  