• Support unique_constraint for PostgreSQL
  • https://guides.rubyonrails.org/active_record_postgresql.html#unique-constraint
  • Add support for unique constraints (PostgreSQL-only). rails/rails#46192
• Support exclusion_constraint for PostgreSQL
  • https://guides.rubyonrails.org/active_record_postgresql.html#exclusion-constraints
  • Add support for exclusion constraints (PostgreSQL-only) rails/rails#40224
• In Rails 7.1, foreign_key_column_for requires two parameters for composite primary keys.
  • Support composite foreign keys via migration helpers rails/rails#47637
• In Rails 7.1, use collation: :no_collation instead of collation: nil to remove column collation.
  • Do not preserve original column collation in change_column for older migrations rails/rails#46127
• Delete unsigned: true because it is invalid parameters in PostgreSQL.
  • Validate options when managing columns and tables in migration rails/rails#46178

I have confirmed that it works in two local projects, but have not yet checked it in production.
Perhaps this should do a BETA release before doing a major release.