Gitlab

gitlab-rails console production
irb(main):001:0> user = User.where(id: 1).first
or
irb(main):001:0> user = User.find_by(email: '[e-mail]')
irb(main):002:0> user.password = '123456'
irb(main):003:0> user.password_confirmation = '123456'
irb(main):004:0> user.admin = true
irb(main):005:0> user.save!