add test asserting order tracking form has no-JS action

Checks the form renders with action='/contact/lookup' and method='post'
so it works when JS is unavailable.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

test/berrypod_web/live/shop/contact_test.exs

@@ -35,6 +35,14 @@ defmodule BerrypodWeb.Shop.ContactTest do
     end
   end
 
+  describe "no-JS fallback" do
+    test "order tracking form has action for no-JS submission", %{conn: conn} do
+      {:ok, view, _html} = live(conn, ~p"/contact")
+
+      assert has_element?(view, "form[action='/contact/lookup'][method='post']")
+    end
+  end
+
   describe "order lookup" do
     test "sends magic link when orders exist for email", %{conn: conn} do
       order_fixture(%{customer_email: "buyer@example.com", payment_status: "paid"})