fix(gift): 상세 문의를 TALK에 연결한다

work/tests/check-received-gift-detail.sh

@@ -218,7 +218,7 @@ for probe in ('GiftInfoSectionView(title: "받는 주소")', 'GiftInfoRow(title:
 require(not re.search(r"model\.(senderInfo|mailbox|applicationNo|paidCan|tracking)\b", component), "privacy-safe component")
 actions, _ = block(component, "struct ReceivedGiftDetailActionBar: View")
 require("guard !isNavigating else { return }" in actions and "isNavigating = true" in actions and ".disabled(isNavigating)" in actions, "inquiry repeat guard")
-require("AppState.shared.setAppStep(step: GiftConstants.inquiryStep)" in actions and '"문의하기"' in actions, "existing inquiry route")
+require("ServiceCenterInquiry.openTalk()" in actions and '"문의하기"' in actions, "shared TALK inquiry action")
 appear, _ = block(actions, ".onAppear")
 require("isNavigating = false" in appear, "navigation guard resets")
 require("let onPolicy: () -> Void" in actions and "onPolicy()" in actions and '"선물 정책 확인"' in actions, "policy callback")