네트워크 멀티플레이 테스트를 위한 코드 추가

Assets/Scripts/GamePortConfig.cs

@@ -0,0 +1,95 @@
+using UnityEngine;
+
+namespace Northbound
+{
+    /// <summary>
+    /// Central port configuration for the project
+    /// </summary>
+    public class GamePortConfig : MonoBehaviour
+    {
+        [Header("Port Configuration")]
+        [Tooltip("The main network port for the game")]
+        [SerializeField] private ushort gamePort = 40445;
+        
+        public static ushort Port => Instance != null ? Instance.gamePort : (ushort)40445;
+        public static GamePortConfig Instance { get; private set; }
+        
+        private void Awake()
+        {
+            if (Instance != null && Instance != this)
+            {
+                Destroy(gameObject);
+                return;
+            }
+            
+            Instance = this;
+            DontDestroyOnLoad(gameObject);
+            
+            Debug.Log("<color=cyan>[GamePortConfig] Using port: " + gamePort + "</color>");
+        }
+        
+        [ContextMenu("Log Port Configuration")]
+        public void LogPortConfig()
+        {
+            Debug.Log("=== GAME PORT CONFIGURATION ===");
+            Debug.Log("Game Port: " + gamePort);
+            Debug.Log("Port Type: TCP (and UDP if enabled)");
+            Debug.Log("Use this port for:");
+            Debug.Log("  - Router Port Forwarding");
+            Debug.Log("  - Windows Firewall rules");
+            Debug.Log("  - Port testing tools");
+            Debug.Log("  - Teammate connections");
+            Debug.Log("==============================");
+        }
+        
+        [ContextMenu("Generate Router Port Forwarding Info")]
+        public void GeneratePortForwardingInfo()
+        {
+            Debug.Log("=== ROUTER PORT FORWARDING SETTINGS ===");
+            Debug.Log("");
+            Debug.Log("<color=cyan>EXTERNAL PORT:</color> " + gamePort);
+            Debug.Log("<color=cyan>INTERNAL PORT:</color> " + gamePort);
+            Debug.Log("<color=cyan>PROTOCOL:</color> TCP");
+            Debug.Log("<color=cyan>INTERNAL IP:</color> [Your computer's local IP]");
+            Debug.Log("");
+            Debug.Log("Steps:");
+            Debug.Log("1. Open Command Prompt, run 'ipconfig'");
+            Debug.Log("2. Find 'IPv4 Address' (e.g., 192.168.1.50)");
+            Debug.Log("3. Login to router (http://192.168.1.1)");
+            Debug.Log("4. Find Port Forwarding section");
+            Debug.Log("5. Add rule with above settings");
+            Debug.Log("6. Use your IPv4 as Internal IP");
+            Debug.Log("7. Save and restart router");
+            Debug.Log("");
+            Debug.Log("Test port at: https://www.yougetsignal.com/tools/open-ports/");
+            Debug.Log("=======================================");
+        }
+        
+        [ContextMenu("Generate Firewall Rules")]
+        public void GenerateFirewallRules()
+        {
+            Debug.Log("=== WINDOWS FIREWALL RULES ===");
+            Debug.Log("");
+            Debug.Log("Run PowerShell as Administrator, then:");
+            Debug.Log("");
+            Debug.Log("# Allow port " + gamePort);
+            Debug.Log("netsh advfirewall firewall add rule name=\"Unity Port " + gamePort + "\" dir=in action=allow protocol=TCP localport=" + gamePort + " enable=yes profile=any");
+            Debug.Log("");
+            Debug.Log("# Allow Unity Editor");
+            Debug.Log("netsh advfirewall firewall add rule name=\"Unity Editor\" dir=in action=allow program=\"%ProgramFiles%\\Unity\\Hub\\Editor\\*\\Unity.exe\" enable=yes profile=any");
+            Debug.Log("");
+            Debug.Log("# Allow your game build");
+            Debug.Log("netsh advfirewall firewall add rule name=\"Northbound Game\" dir=in action=allow program=\"D:\\Northbound\\Build\\Northbound.exe\" enable=yes profile=any");
+            Debug.Log("");
+            Debug.Log("Note: Update the game path to your actual build location!");
+            Debug.Log("===============================");
+        }
+        
+        [ContextMenu("Copy Port to Clipboard")]
+        public void CopyPortToClipboard()
+        {
+            GUIUtility.systemCopyBuffer = gamePort.ToString();
+            Debug.Log("Copied port " + gamePort + " to clipboard");
+        }
+    }
+}