The Free Cron Scheduler Hiding in Every GitHub Repo You Own (opens in new tab)

I used it to build a zero-cost "dead man's switch" that catches silent failures before I do. Quick context before anything else: I packaged this exact recipe, plus six more like it, into a small cookbook — The GitHub Actions Cookbook ($10, instant download, PDF + ready-to-fork workflow files). Everything below is the full, real recipe from it, not a watered-down preview. If it's useful to you, the other six are built the same way. Now, here's the thing almost nobody talks about. You already h...