gpc-migrate-fastlane

Complete guide for migrating from Fastlane supply to GPC.

When to use

• Migrating from Fastlane supply to GPC (partial or full)
• Running GPC alongside Fastlane during a transition period
• Comparing Fastlane and GPC commands
• Converting Fastlane CI workflows to GPC
• Understanding metadata directory compatibility

Inputs required

• Existing Fastlane setup — Fastfile, Appfile, metadata directory
• Service account key — same key file works for both tools
• App package name — from Appfile or Fastfile configuration

Procedure