Forge.GenMigration
Forge.GenMigration — forge bastion.gen.migration <name>
Generates a blank Depot migration file in priv/depot/migrations/.
Usage: forge bastion.gen.migration create_users forge bastion.gen.migration add_email_to_users
The generated file contains empty up/down stubs and a version timestamp. Edit the up() function to define schema changes using Depot.Migration helpers.