feat: support registration package data

internal/http/registration_test.go

@@ -40,6 +40,7 @@ func TestRegisterPatientUsesConfiguredDepartmentAndNormalizesPayload(t *testing.
 		"periode_tarif_id":"10",
 		"perusahaan_id":"ADMEDIKAAA",
 		"group_tarif_id":18,
+		"kode_paket":"PN2600036",
 		"kelas_id":"Default",
 		"channel":"cpone"
 	}`))
@@ -55,6 +56,9 @@ func TestRegisterPatientUsesConfiguredDepartmentAndNormalizesPayload(t *testing.
 	if repo.params.PatientTypeID != 1 || repo.params.TariffPeriodID != 10 || repo.params.GroupTariffID != 18 || repo.params.Channel != "CPONE" {
 		t.Fatalf("unexpected numeric/text params: %+v", repo.params)
 	}
+	if repo.params.PackageID != "PN2600036" {
+		t.Fatalf("unexpected package: %+v", repo.params)
+	}
 }
 
 func TestRegisterPatientRequiresIdentityWhenMedrecIsMissing(t *testing.T) {