* feat: assign simultaneously
* feat: assign simultaneously
* feat: revert
* feat: fix back persistence behaviour and update similar issues elsewhere, also remove redundant back text in govuk back links
* feat: add previous_page_redirect_paths to avoid infinite loops
* feat: leave here to avoid possible loops
* feat: leave here to avoid possible loops
* feat: add check answers page behaviour
* refactor: tweak
* feat: make tests pass, simplify code and incorporate tasklist/check answers back routing
* feat: update tests
* refactor: lint