fix: merge conflict 해결 — BossRaid 토큰 Dictionary 처리 및 개별 전송

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

MMOTestServer/MMOserver/Api/RestApi.cs

@@ -135,13 +135,13 @@ public class RestApi : Singleton<RestApi>
     // 성공 시 BossRaidResult 반환, 실패/거절 시 null 반환
     public async Task<BossRaidResult?> BossRaidAccesssAsync(List<string> userNames, int bossId)
     {
-        string url = AppConfig.RestApi.BaseUrl + "/api/internal/bossraid/entry";
+        string url = AppConfig.RestApi.BaseUrl + AppConfig.RestApi.BossRaidAccess;
 
         for (int attempt = 1; attempt <= MAX_RETRY; attempt++)
         {
             try
             {
-                HttpResponseMessage response = await httpClient.PostAsJsonAsync(url, new { usernames = userNames, bossId });
+                HttpResponseMessage response = await httpClient.PostAsJsonAsync(url, new { usernames = userNames, bossId = bossId });
 
                 // 401: API 키 인증 실패
                 if (response.StatusCode == HttpStatusCode.Unauthorized)
@@ -232,6 +232,6 @@ public class RestApi : Singleton<RestApi>
         {
             get;
             set;
-        }
+        } = new();
     }
 }