Allow for multiple notifications to be read

cc @kevinmcconnell

test/controllers/cards/readings_controller_test.rb

@@ -5,11 +5,21 @@ class Cards::ReadingsControllerTest < ActionDispatch::IntegrationTest
     sign_in_as :kevin
   end
 
-  test "index" do
+  test "read one notification on card visit" do
     assert_changes -> { notifications(:logo_published_kevin).reload.read? }, from: false, to: true do
       post card_reading_path(cards(:logo)), as: :turbo_stream
     end
 
     assert_response :success
   end
+
+  test "read multiple notifications on card visit" do
+    assert_changes -> { notifications(:logo_published_kevin).reload.read? }, from: false, to: true do
+    assert_changes -> { notifications(:logo_assignment_kevin).reload.read? }, from: false, to: true do
+      post card_reading_path(cards(:logo)), as: :turbo_stream
+    end
+    end
+
+    assert_response :success
+  end
 end