class CreateRoleGroups < ActiveRecord::Migration[6.1]
  def change
    create_table :role_groups do |t|
      t.string :name, null: false
      t.text :description
      t.string :color, default: '#007bff'
      t.integer :position, default: 0
      t.timestamps
    end

    add_index :role_groups, :name, unique: true
  end
end