I spent 4 years building a production PHP system...

The backstory For the past 4 years, I've been the sole developer at a manufacturing facility. I built everything from scratch: a 2,188-file PHP enterprise application managing production tracking, quality control, scheduling, inventory, and shipping. 100+ daily users. 99.9% uptime since 2022. No Laravel. No Symfony. Custom MVC architecture with OOP, SOLID principles, and design patterns throughout. The realization After building the same foundational components for the third time across differen