feat : 로그 기록 남기기(클라이언트 쪽 패키지 추가), 포매팅, 도커 설정 변경,

ClientTester/EchoClientTester/EchoDummyService/DummyClientService.cs

@@ -14,9 +14,7 @@ public class DummyClientService
     public DummyClientService(int count, string ip, int port, string key, int sendIntervalMs = 1000)
     {
         sendInterval = sendIntervalMs;
-        clients = Enumerable.Range(0, count)
-            .Select(i => new DummyClients(i, ip, port, key))
-            .ToList();
+        clients = Enumerable.Range(0, count).Select(i => new DummyClients(i, ip, port, key)).ToList();
 
         Log.Information("[SERVICE] {Count}개 클라이언트 생성 → {Ip}:{Port}", count, ip, port);
     }