fix: appointment clinic relation — save clinicId, query clinic.clinicName for branch column

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/components/call-desk/appointment-form.tsx

@@ -297,6 +297,7 @@ export const AppointmentForm = ({
                             doctorId: doctor,
                             reasonForVisit: chiefComplaint || null,
                             ...(resolvedPatientId ? { patientId: resolvedPatientId } : {}),
+                            ...(clinic ? { clinicId: clinic } : {}),
                         },
                     },
                 );