* Update datails known numbering in the db
* Update check answers card headers
* Display same person pges for joint and non-joint purchase
* Only display person questions once
* Remove unused person class and methods
* Always display person known pages and update headers
* Fix depends on, show retirement validation for buyer 2
* test
* Add person 5 to test
* fix context description
* Display person known question for appropriate number of other household members
* tests
* update test
* Remove page id stubbing
* Remove redundant tests
* only put validation on the pages that are routed to
* Refactor tests
* feat: add 22/23 year validation
* feat: wip commit
* feat: update i18n
* feat: add one year gap exchange/completion validations
* tests: add tests for new validations
* test: add setup validations tests
* test: update factory to pass saledate validation
* feat: update seeds
* feat: update tests to reflect sales logs shouldn't exist in new service before 2022
* feat: merge with main, improve date behaviour
* refactor: cleanup
* feat: update tests
* feat: enforce saledate not after 22/23 collection year end
* feat: check date is valid
* feat: add hodate/saledate hard validation to saledate as well
* feat: add HandoverDate check to saledate question
* test: update
* db: update
* test: update
* feat: wip po updates
* feat: add soft_validation to setup
* feat: fix bug by making sale date soft validation optional
* feat: add tests
* test: update
* refactor: linting
* replace range validation with multiple to account for single-ended ranges
* add test for question with min but no max
* add min and max to household count question and remove bespoke validation. Remove code allowing max and no min given this situation does not seem to exist int eh form
* amend minor typo, add back a soft validation that had mysteriously gone missing
* Add postcode fields
* Add postcode page and questions
* Add postcode page to the property information subsection
* Only display local authority question if the la is not inferred
* Fix migration
* Move postcode validation
* Infer LA fields from postcode
* infer partial postcodes
* Remove enums
* Add some convenience methods to make validations more readable
* Gender chars instead of ints
* Remove incorrect API doc info for now
* More convenience methods
* Rename label from value method
* Wrapper hbrentshortfall
* Please the cop