message: Log prior commit
diff: @@ -504,6 +504,7 @@ module.exports = (env) => {
  // comment to test sync action
  console.log(process.env.PT_BRANCH);
  console.log(process.env.PT_COMMIT);
  + console.log(process.env.PT_PRIOR_COMMIT);
  console.log(process.env.GH_CONTEXT);
  config.plugins.push(
  