feat: add ExamStageActions component for exam fee handling

- Implemented ExamStageActions component to manage actions related to exam booking and payment based on application status.
- Added mock-base-query for development, providing a partial mock backend for various API endpoints.
- Introduced mock-data for simulating responses in the mock-base-query, covering profiles, vessels, applications, licenses, exams, and notifications.

libs/api/src/lib/features/licensing/licensing.helpers.ts

@@ -70,6 +70,12 @@ export const STATUS_LABELS: Record<LicenseStatus, string> = {
   PAYMENT_CONFIRMED: 'Preparing Certificate',
   CERTIFICATE_ISSUED: 'Certificate Issued',
   COMPLETED: 'Completed',
+  ELIGIBILITY_APPROVED: 'Eligible to Sit',
+  EXAM_PAYMENT_PENDING: 'Exam Fee Due',
+  EXAM_PAID: 'Awaiting Exam Date',
+  EXAM_SCHEDULED: 'Exam Scheduled',
+  EXAM_PASSED: 'Exam Passed',
+  EXAM_FAILED: 'Exam Not Passed',
 };
 
 /** Mantine colour per status — green progresses, orange needs the applicant. */
@@ -89,6 +95,13 @@ export const STATUS_COLORS: Record<LicenseStatus, string> = {
   PAYMENT_CONFIRMED: 'teal',
   CERTIFICATE_ISSUED: 'green',
   COMPLETED: 'green',
+  ELIGIBILITY_APPROVED: 'teal',
+  EXAM_PAYMENT_PENDING: 'yellow',
+  EXAM_PAID: 'lime',
+  EXAM_SCHEDULED: 'cyan',
+  EXAM_PASSED: 'teal',
+  // Orange, not red: a failure is recoverable here — the candidate resits.
+  EXAM_FAILED: 'orange',
 };
 
 /**
@@ -114,6 +127,15 @@ export const STATUS_PROGRESS: Record<LicenseStatus, number> = {
   CERTIFICATE_ISSUED: 100,
   COMPLETED: 100,
   REJECTED: 100,
+  // The exam leg sits between approval and the certificate fee, so these
+  // interleave with PAYMENT_PENDING (80) rather than running past it.
+  ELIGIBILITY_APPROVED: 60,
+  EXAM_PAYMENT_PENDING: 64,
+  EXAM_PAID: 68,
+  EXAM_SCHEDULED: 72,
+  EXAM_PASSED: 78,
+  // A resit returns to the fee step, so this is not further along than a pass.
+  EXAM_FAILED: 64,
 };
 
 /** Statuses where nothing moves until the applicant does something. */
@@ -121,6 +143,10 @@ export const APPLICANT_ACTION_STATUSES: LicenseStatus[] = [
   'DRAFT',
   'RESUBMIT_REQUIRED',
   'PAYMENT_PENDING',
+  // Both wait on the candidate: one to pay for a sitting, one to decide to
+  // sit again after a failure.
+  'EXAM_PAYMENT_PENDING',
+  'EXAM_FAILED',
 ];
 
 /** Statuses that are finished, whichever way they went. */