Worked on stabilizing the Percy CLI continuous integration workflow within the percy/cli repository, focusing on improving reliability and accuracy of pull request feedback. Addressed a persistent issue in CircleCI environment detection by updating the workflow to use the CIRCLE_PULL_REQUESTS variable for more dependable PR identification and switched parallel job calculation to CIRCLE_NODE_TOTAL for precise resource tracking. Leveraged JavaScript and CI/CD configuration skills to reduce flaky builds and minimize false positives or negatives in test results. These changes led to faster, more accurate feedback for developers and streamlined the testing process, enhancing overall efficiency in the continuous integration pipeline.