Aggiorna lo stato dell'invio email senza ricaricare la pagina.

Così la lista destinatari si aggiorna in corso d'opera senza riportare lo scroll in cima.

Co-authored-by: Cursor <cursoragent@cursor.com>

test/controllers/mailings_controller_test.rb

@@ -205,4 +205,17 @@ class MailingsControllerTest < ActionDispatch::IntegrationTest
     assert_equal "invio annullato", recipients.second.skip_reason
     assert mailing.mailing_recipients.pending.none?
   end
+
+  test "sending mailing show updates inside a turbo frame" do
+    login_as users(:admin)
+    follow_redirect! if response.redirect?
+    mailing = create_mailing(identity: @identity, audience: "to_send")
+    mailing.rebuild_recipients!
+    mailing.update!(status: "sending", queued_at: Time.current, test_sent_at: Time.current, test_sent_to: "test@example.com")
+
+    get mailing_path(mailing, project_code: @project.code)
+    assert_response :success
+    assert_select "turbo-frame#mailing_live[target=_top]"
+    assert_select "[data-controller='auto-reload']"
+  end
 end