The script uses native macOS Folder Actions - no daemon, no background process. When Lightroom exports to a watched folder, it triggers and opens the files in Statuz (a free macOS app I made for posting to social media).
Full source is on GitHub if you want to adapt it for other apps: https://github.com/statuz-app/examples
Curious if anyone else has automated their creative publishing pipeline. Would love to hear other approaches.