No HTML5 Form Validation for Actions / Dead view form errors missing?

# default User resource change_password action
update :change_password do
  # Use this action to allow users to change their password by providing
  # their current password and a new password.

  require_atomic? false
  accept []
  argument :current_password, :string, sensitive?: true, allow_nil?: false

  argument :password, :string,
    sensitive?: true,
    allow_nil?: false,
    constraints: [min_length: 8]

  argument :password_confirmation, :string, sensitive?: true, allow_nil?: false

  validate confirm(:password, :password_confirmation)

  validate {AshAuthentication.Strategy.Password.PasswordValidation,
            strategy_name: :password, password_argument: :current_password}

  change {AshAuthentication.Strategy.Password.HashPasswordChange, strategy_name: :password}
end

# controller
def change_password_form(conn, _params) do
  user = conn.assigns[:current_user]

  form =
    AshPhoenix.Form.for_update(user, :change_password, as: "user", actor: user)
    |> to_form()

  conn
  |> render(:change_password_form, form: form)
end

# template
<.form
  for={@form}
  id="change-password-form"
  action={~p"/settings/change-password"}
  method="post"
>
  <.input field={@form[:current_password]} type="password" label="Current Password" />
  <.input field={@form[:password]} type="password" label="New Password" />
  <.input field={@form[:password_confirmation]} type="password" label="Confirm New Password" />
  <.button>Change Password</.button>
</.form>