trying out screenshots for e2e tests

functional_tests/test_auto_logout.py

functional_tests/test_export_modal.py

functional_tests/test_feedback_creation.py

functional_tests/test_feedback_label_system.py

functional_tests/test_feedback_update.py

functional_tests/test_front_pages.py

functional_tests/test_import.py

functional_tests/test_login_page.py

functional_tests/test_solution_comments.py

functional_tests/util.py