🔧 What Is Zero-Downtime Deployment and Why Does Your Laravel App Need It?

Picture this: you have a bug fix ready. Your users are active — it is mid-afternoon, peak traffic. You push the code, your deployment script runs, and for 15-30 seconds, your application shows a maintenance page. Or worse, it shows an error page because the new code is partially deployed and the old code is partially removed.

Those 15-30 seconds...