       email: %{
         label: "email",
         type: :string
+      },
+      is_admin: %{
+        label: "is_admin",
+        type: :boolean
       },
       role_id: %{
         label: "role_id",

        label: "id",
        type: :integer
      },
      username: %{
        label: "username",
        type: :string


  schema "users" do
    field :username, :string
    field :name, :string
    field :email, :string
    field :password_digest, :string
    field :avatar, :string
    field :is_admin, :boolean

    belongs_to :role, Lyn.Role

