PKB Facade FHIR API
HL7 FHIR STU3 (3.0.2) "Facade" server exposing Patients Know Best personal health record data — Patient, Appointment, Communication, Consent, DiagnosticReport, DocumentReference, Encounter, Observation, Questionnaire and QuestionnaireResponse resources — conforming to NHS CareConnect profiles, plus custom operations for purview, read-receipt queries and invitation-token generation. Secured with OAuth 2.0 client credentials.