Add roles to user

priv/repo/migrations/20200913000905_add_role_to_users.exs

@@ -0,0 +1,21 @@
+defmodule RealEstate.Repo.Migrations.AddRoleToUsers do
+  use Ecto.Migration
+
+  alias RealEstate.Accounts.User.RolesEnum
+
+  def up do
+    RolesEnum.create_type()
+
+    alter table(:users) do
+      add :role, RolesEnum.type(), null: false
+    end
+  end
+
+  def down do
+    alter table(:users) do
+      remove :role
+    end
+
+    RolesEnum.drop_type()
+  end
+end