feat(chat-original): ChatTabView 작품별 탭 및 리스트 UI/API 연동 추가

SodaLive/Sources/Chat/ChatTabView.swift

@@ -16,11 +16,13 @@ struct ChatTabView: View {
     
     private enum InnerTab: Int, CaseIterable {
         case character = 0
-        case talk = 1
+        case original = 1
+        case talk = 2
         
         var title: String {
             switch self {
             case .character: return "캐릭터"
+            case .original: return "작품별"
             case .talk: return "톡"
             }
         }
@@ -103,6 +105,12 @@ struct ChatTabView: View {
                         onTap: { if selectedTab != .character { selectedTab = .character } }
                     )
                     
+                    ChatInnerTab(
+                        title: InnerTab.original.title,
+                        isSelected: selectedTab == .original,
+                        onTap: { if selectedTab != .original { selectedTab = .original } }
+                    )
+                    
                     ChatInnerTab(
                         title: InnerTab.talk.title,
                         isSelected: selectedTab == .talk,
@@ -115,6 +123,8 @@ struct ChatTabView: View {
                     switch selectedTab {
                     case .character:
                         CharacterView(onSelectCharacter: handleCharacterSelection)
+                    case .original:
+                        OriginalTabView()
                     case .talk:
                         TalkView()
                     }