Every mobile dev has a release day ritual. Mine was eating 30–40 minutes a week — and adding zero value to anyone.
You know the drill. Open Play Console, create a release, upload the AAB, write the notes, submit for review. Then open App Store Connect and do the entire thing again — but now with Xcode archives, signing certs, and a prayer nothing breaks.
I finally got fed up and automated all of it with Fastlane. Now my release is one command:
fastlane internal
Here's what's inside the full guide →
→ Android Fastfile setup from scratch — service account, lanes, promote without rebuild
→ iOS Fastfile with .p8 API key and TestFlight + App Store lanes
→ The promote lane — ship the exact tested binary to production, no rebuild needed
→ How I applied this to a white-label app with multiple client variants
📖 *Full walkthrough with every Fastfile included → Read on Medium
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