remove Role entity and set language to pt-BR

db/migrate/20220725224431_add_roles_to_user.rb

@@ -0,0 +1,5 @@
+class AddRolesToUser < ActiveRecord::Migration[7.0]
+  def change
+    add_column(:users, :roles, :string, array: true, null: true, default: [])
+  end
+end

db/migrate/20220725225343_drop_roles.rb

@@ -0,0 +1,5 @@
+class DropRoles < ActiveRecord::Migration[7.0]
+  def change
+    drop_table :roles
+  end
+end