changesets status check for ci/cd

checkStatus.js

const { execSync } = require("child_process");

// get the reference to a common ancestor in this branch vs the origin/main branch
const ref = execSync(`git merge-base main HEAD`);

// get the list of files changed since the common ancestor
let fileList = execSync(`git diff --name-only ${ref}`).toString().split('\n');

// used to test the script locally
// fileList.push('.changeset/odd-wombats-vanish.md');

// check if any of the files changed are markdown from the changeset folder.
let hasChangeset = fileList.some((file) => file.match(/.changeset\/.*\.md$/));

if (hasChangeset) {
  process.exit(0);
}
else {
  console.error('No changeset(s) found. Use "npm run changeset" to create one. \n\nIf no changeset is needed for this PR use "npm run changeset -- --empty" to create an empty changeset. ');
  process.exit(1);
}