In the pre-container era, the most common way of running PHP applications was with Nginx + PHP-FPM, with containers this is harder as you need two processes: Nginx and PHP-FPM.
S6 Overlay can help to manage multi-process applications in a container - it takes the burden of security aspects, signal handling, configuration and log management off your shoulders & make your code more readable!
URL: https://confoo.ca/en/2023
---
Info about S3 Overlay: https://github.com/just-containers/s6-overlay