Automating Mobile Releases: Fastlane & GitHub Actions for iOS & Android

Manual mobile app builds and App Store submissions waste engineering hours and increase code signing errors. Modern mobile teams automate testing, signing, and store deployment via Fastlane.

**TL;DR:** Automate iOS and Android builds by combining Fastlane Match code signing with GitHub Actions macOS workflows.

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Fastlane App Store Deployment Lane Example

default_platform(:ios)

platform :ios do
  desc "Build and submit release payload to Apple TestFlight"
  lane :beta do
    setup_ci
    match(type: "appstore", readonly: true)
    increment_build_number(build_number: ENV["GITHUB_RUN_NUMBER"])
    build_app(workspace: "Runner.xcworkspace", scheme: "Runner")
    upload_to_testflight
  end
end