feat(appeals): add environmental impact assessment screening page (a2-1882)

[BenSurgisonPINS]

Describe your changes

WEB:

• Added a new route, mapper, and validator for the new page.
• Updated the service and type to include the new eiaScreeningRequired field
• Redirect to the new page when the lpa questionnaire is confirmed and when the appeal type is not Householder.
• Enhance the hint within the radios component so that html as well as a string can be used to allow for paragraphs and a link as required in the ticket.

API:

• Added the eiaScreeningRequired field to the prisma schema for the appeals table and ran the db migrate
• Added a new route for saving the eiaScreeningRequired field and updated schemas as well as the swagger definition
• Updated the repository to save the new field

TESTING:

• WEB added unit tests and checked all other tests pass.
• API checked all tests pass
• Manually tested within browser

Issue ticket number and link

A2-1882 Boolean - Does the environmental services team need to review the case?

Note there is a screenshot of the new design seen in a comment in the ticket above

Type of change 🧩

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Other (please explain in the description section above)

Checklist before requesting a review

• I have performed a self-review of my own code
• I have double checked this work does not include any hardcoded secrets or passwords
• I have made corresponding changes to the documentation
• I have provided details on how I have tested my code
• I have referenced the ticket number above
• I have provided a description of the ticket
• I have included unit tests to cover any testable code changes

[fabfab-kc]

LGTM!