Hey everyone, Surendra Kumar here —Flutter/Firebase developer from Banda, India. I've been building production apps under Gfood Delivery Private Limited, and today I want to share the architecture behind my most ambitious project yet: Zesto, a multi-city food delivery platform built entirely with Flutter and Firebase. Zesto isn't a tutorial project. It's a real, working platform — 4 Flutter apps, a complete Firebase backend, and architecture decisions modeled after how production platforms like Zomato actually work. Want to try it before reading? Download the customer app APK and test it yourself: Download Zesto Customer App https://github.com/ssurekumar01111-hue/zesto-demo/releases/download/v1.0-beta/app-release.apk I'd love your feedback and improvement ideas after reading.…