Function cleanup

scripts/changeset.test.js:96–102

* Clean up test directory

()

 * Clean up test directory
 */
function cleanup() {
  try {
    fs.rmSync(TEST_DIR, { recursive: true, force: true });
  } catch (error) {
    console.error("Cleanup failed:", error.message);
  }
}

// Run tests
function runTests() {