[UI] 체력/마나 바 HUD 시스템 추가

- StatBar: Slider/Image.Fill 방식 지원
- PlayerHUD: PlayerNetworkController 연동
- TextMeshPro 어셈블리 참조 추가
- Fantasy Warrior HUD 애셋 임포트

Assets/Scripts/UI/PlayerHUD.cs

@@ -0,0 +1,76 @@
+using UnityEngine;
+using Colosseum.Player;
+
+namespace Colosseum.UI
+{
+    /// <summary>
+    /// 플레이어 HUD - 체력/마나 바 관리
+    /// </summary>
+    public class PlayerHUD : MonoBehaviour
+    {
+        [Header("Stat Bars")]
+        [SerializeField] private StatBar healthBar;
+        [SerializeField] private StatBar manaBar;
+
+        [Header("Target")]
+        [Tooltip("자동으로 로컬 플레이어 찾기")]
+        [SerializeField] private bool autoFindPlayer = true;
+
+        private PlayerNetworkController targetPlayer;
+
+        private void Start()
+        {
+            if (autoFindPlayer)
+            {
+                FindLocalPlayer();
+            }
+        }
+
+        private void Update()
+        {
+            if (targetPlayer == null && autoFindPlayer)
+            {
+                FindLocalPlayer();
+            }
+
+            if (targetPlayer != null)
+            {
+                UpdateStatBars();
+            }
+        }
+
+        private void FindLocalPlayer()
+        {
+            var players = FindObjectsByType<PlayerNetworkController>(FindObjectsSortMode.None);
+            foreach (var player in players)
+            {
+                if (player.IsOwner)
+                {
+                    SetTarget(player);
+                    break;
+                }
+            }
+        }
+
+        /// <summary>
+        /// 추적할 플레이어 설정
+        /// </summary>
+        public void SetTarget(PlayerNetworkController player)
+        {
+            targetPlayer = player;
+        }
+
+        private void UpdateStatBars()
+        {
+            if (healthBar != null)
+            {
+                healthBar.SetValue(targetPlayer.Health, targetPlayer.MaxHealth);
+            }
+
+            if (manaBar != null)
+            {
+                manaBar.SetValue(targetPlayer.Mana, targetPlayer.MaxMana);
+            }
+        }
+    }
+}