feat: 메인 라이브

- 여러개로 나눠져 있던 API 하나로 병합

SodaLive/Sources/Live/GetLatestFinishedLiveResponse.swift

@@ -0,0 +1,13 @@
+//
+//  GetLatestFinishedLiveResponse.swift
+//  SodaLive
+//
+//  Created by klaus on 7/22/25.
+//
+
+struct GetLatestFinishedLiveResponse: Decodable {
+    let memberId: Int
+    let nickname: String
+    let profileImageUrl: String
+    let timeAgo: String
+}