app/admin/admin_users.rb
ActiveAdmin.register AdminUser do
permit_params :email, :password, :password_confirmation
index do
selectable_column
id_column
column :email
column :current_sign_in_at
column :sign_in_count
column :created_at
actions
end
filter :email
filter :current_sign_in_at
filter :sign_in_count
filter :created_at
form do |f|
f.inputs do
f.input :email
f.input :password
f.input :password_confirmation
end
f.actions
end
end