Migrate Ferret

Choose the version your project uses, then follow its migration guide. For an existing Ferret v1 project, start with Ferret v1 → v2.

The CLI can check FQL compatibility with ferret migrate check and apply supported source changes with ferret migrate run. Each guide separates automated changes from work that needs manual review.

Migration Ferret v1 → v2 Check compatibility, preview automated changes, and finish the manual migration. Compatibility Migrate Check FQL compatibility and migrate supported Ferret v1 Go imports and final-FOR behavior to v2.