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

SodaLive/Sources/Chat/Original/OriginalWorkListResponse.swift

@@ -0,0 +1,18 @@
+//
+//  OriginalWorkListResponse.swift
+//  SodaLive
+//
+//  Created by klaus on 9/15/25.
+//
+
+struct OriginalWorkListResponse: Decodable {
+    let totalCount: Int
+    let content: [OriginalWorkListItemResponse]
+}
+
+struct OriginalWorkListItemResponse: Decodable {
+    let id: Int
+    let imageUrl: String?
+    let title: String
+    let contentType: String
+}