fix(content): 성인 콘텐츠 설정 동기화와 국가별 인증 분기를 적용한다

SodaLive/Sources/App/AppState.swift

@@ -74,6 +74,7 @@ class AppState: ObservableObject {
     
     @Published var isShowErrorPopup = false
     @Published var errorMessage = ""
+    @Published private var pendingContentSettingsGuideMessage: String? = nil
     @Published var liveDetailSheet: LiveDetailSheetState? = nil
     
     private func syncStepWithNavigationPath() {
@@ -180,6 +181,16 @@ class AppState: ObservableObject {
         pendingCommunityCommentCreatorId = 0
         pendingCommunityCommentPostId = 0
     }
+
+    func setPendingContentSettingsGuideMessage(_ message: String) {
+        pendingContentSettingsGuideMessage = message
+    }
+
+    func consumePendingContentSettingsGuideMessage() -> String? {
+        let message = pendingContentSettingsGuideMessage
+        pendingContentSettingsGuideMessage = nil
+        return message
+    }
     
     // 언어 적용 직후 앱을 소프트 재시작(스플래시 -> 메인)하여 전역 UI를 새로고침
     func softRestart() {

SodaLive/Sources/App/AppViewModel.swift

@@ -75,6 +75,9 @@ final class AppViewModel: ObservableObject {
                             UserDefaults.set(data.isAuth, forKey: .auth)
                             UserDefaults.set(data.role.rawValue, forKey: .role)
                             UserDefaults.set(data.auditionNotice ?? false, forKey: .isAuditionNotification)
+                            UserDefaults.set(data.countryCode, forKey: .countryCode)
+                            UserDefaults.set(data.isAdultContentVisible, forKey: .isAdultContentVisible)
+                            UserDefaults.set(data.contentType, forKey: .contentPreference)
                             if data.followingChannelLiveNotice == nil && data.followingChannelUploadContentNotice == nil && data.messageNotice == nil {
                                 AppState.shared.isShowNotificationSettingsDialog = true
                             }