HDPI-6032: Gen Apps Which Language Used

[scottstewart-sl]

Jira link

See HDPI-6032

Change description

Add a screen to capture which language was used when making a general application

Screenshot, (click to enlarge):

Testing done

Manual testing locally

Security Vulnerability Assessment

CVE Suppression: Are there any CVEs present in the codebase (either newly introduced or pre-existing) that are being intentionally suppressed or ignored by this commit?

• Yes
• No

Checklist

• commit messages are meaningful and follow good commit message guidelines
• README and other documentation has been updated / added (if needed)
• tests have been updated / new tests has been added (if needed)
• Does this PR introduce a breaking change

[github-actions]

CCD diff summary

👉 Full report: https://github.com/hmcts/pcs-api/actions/runs/26634077967?check_suite_focus=true

CaseField.json

RegularExpression	Max	Searchable	Min	FieldTypeParameter	HintText	Label	ID	FieldType
+	+	+	+	+	+	+<p class="govuk-body">If someone else helped you to answer a question in this service, ask them if they answered any questions in Welsh. We’ll use this to make sure your claim is processed correctly.</p>	+whichLanguage-info	+Label
-	-	-	-	-	-	-<div class="govuk-notification-banner" role="region" aria-labelledby="placeholder-banner"> <div class="govuk-notification-banner__content"> <p class="govuk-notification-banner__heading" id="placeholder-banner"> Placeholder </p> </div> </div>	-whichLanguage-placeholder	-Label
				LanguageUsed		- +Which language did you use to complete this service?	xui_genapp_LanguageUsed	FixedRadioList

AuthorisationCaseField/DEFENDANTSOLICITOR.json

UserRole	CaseFieldID	CRUD
+[DEFENDANTSOLICITOR]	+whichLanguage-info	+CR
+[DEFENDANTSOLICITOR]	+xui_genapp_LanguageUsed	+CRUD
-[DEFENDANTSOLICITOR]	-whichLanguage-placeholder	-CR

AuthorisationCaseField/DEFENDANT.json

UserRole	CaseFieldID	CRUD
+[DEFENDANT]	+whichLanguage-info	+CR
+[DEFENDANT]	+xui_genapp_LanguageUsed	+CRUD
-[DEFENDANT]	-whichLanguage-placeholder	-CR

CaseEventToFields/makeAnApplication.json

CaseEventFieldLabel	CallBackURLMidEvent	ShowSummaryChangeOption	RetainHiddenValue	FieldShowCondition	PageShowCondition	PageLabel	PageID	PageFieldDisplayOrder	PageDisplayOrder	PageColumnNumber	DisplayContext	CaseFieldID	CaseEventID
+	+	+	+	+	+	+Which language did you use to complete this service?	+whichLanguage	+2	+14	+1	+READONLY	+whichLanguage-info	+makeAnApplication
+	+	+Y	+	+	+	+Which language did you use to complete this service?	+whichLanguage	+4	+14	+1	+MANDATORY	+xui_genapp_LanguageUsed	+makeAnApplication
-	-	-	-	-	-	-Which language did you use to complete this service?	-whichLanguage	-2	-14	-1	-READONLY	-whichLanguage-placeholder	-makeAnApplication