[UI] 플레이어 HUD 및 체력바 개선

- PlayerHUD: HP/MP 바 동기화 개선
- StatBar: 체력바 표시 로직 개선
- Player 프리팹 UI 컴포넌트 설정

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

Assets/Prefabs/Player/Player.prefab

@@ -21,6 +21,8 @@ GameObject:
   - component: {fileID: 6912018896034183004}
   - component: {fileID: 6585367215453362640}
   - component: {fileID: 1242716222252539497}
+  - component: {fileID: 3552488436187204500}
+  - component: {fileID: -5132198055668300151}
   m_Layer: 0
   m_Name: Player
   m_TagString: Player
@@ -104,7 +106,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: d5a57f767e5e46a458fc5d3c628d0cbb, type: 3}
   m_Name: 
   m_EditorClassIdentifier: Unity.Netcode.Runtime::Unity.Netcode.NetworkObject
-  GlobalObjectIdHash: 652883547
+  GlobalObjectIdHash: 291279334
   InScenePlacedSourceGlobalObjectIdHash: 0
   DeferredDespawnTick: 0
   Ownership: 1
@@ -134,8 +136,8 @@ MonoBehaviour:
   rotationSpeed: 10
   gravity: -9.81
   jumpForce: 5
-  skillController: {fileID: 0}
+  skillController: {fileID: 6912018896034183004}
-  animator: {fileID: 0}
+  animator: {fileID: 3426985706796420257}
 --- !u!114 &194806265065691022
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -195,7 +197,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: Colosseum.Game::Colosseum.Player.PlayerNetworkController
   ShowTopMostFoldoutHeaderGroup: 1
-  characterStats: {fileID: 0}
+  characterStats: {fileID: -5132198055668300151}
 --- !u!114 &8606252901290138286
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -328,8 +330,45 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: Colosseum.Game::Colosseum.Abnormalities.AbnormalityManager
   ShowTopMostFoldoutHeaderGroup: 1
-  characterStats: {fileID: 0}
+  characterStats: {fileID: -5132198055668300151}
-  networkController: {fileID: 0}
+  networkController: {fileID: 1664515335065415329}
+--- !u!114 &3552488436187204500
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6473031571298860035}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: d1f7d13276f272b428bddd4d9aa5b3d8, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: Colosseum.Game::Colosseum.Team
+  teamType: 1
+--- !u!114 &-5132198055668300151
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6473031571298860035}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: fae0149926eea244dad932b67ee76f7b, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: Colosseum.Game::Colosseum.Stats.CharacterStats
+  strength:
+    baseValue: 10
+  dexterity:
+    baseValue: 10
+  intelligence:
+    baseValue: 10
+  vitality:
+    baseValue: 5
+  wisdom:
+    baseValue: 100
+  spirit:
+    baseValue: 100
 --- !u!1001 &7705728874586931617
 PrefabInstance:
   m_ObjectHideFlags: 0

Assets/Scripts/UI/PlayerHUD.cs

@@ -1,3 +1,4 @@
+using System;
 using UnityEngine;
 using Colosseum.Player;
 
@@ -28,22 +29,26 @@ namespace Colosseum.UI
 
         private void Update()
         {
+            // 플레이어가 아직 없으면 계속 찾기
             if (targetPlayer == null && autoFindPlayer)
             {
                 FindLocalPlayer();
             }
+        }
 
-            if (targetPlayer != null)
+        private void OnDestroy()
-            {
+        {
-                UpdateStatBars();
+            // 이벤트 구독 해제
-            }
+            UnsubscribeFromEvents();
         }
 
         private void FindLocalPlayer()
         {
             var players = FindObjectsByType<PlayerNetworkController>(FindObjectsSortMode.None);
+            Debug.Log($"[PlayerHUD] Finding player... found {players.Length} players");
             foreach (var player in players)
             {
+                Debug.Log($"[PlayerHUD] Player {player.OwnerClientId}: IsOwner={player.IsOwner}, IsSpawned={player.IsSpawned}");
                 if (player.IsOwner)
                 {
                     SetTarget(player);
@@ -57,20 +62,81 @@ namespace Colosseum.UI
         /// </summary>
         public void SetTarget(PlayerNetworkController player)
         {
+            Debug.Log($"[PlayerHUD] SetTarget called: {(player != null ? $"Player {player.OwnerClientId}" : "null")}");
+
+            // 이전 타겟 구독 해제
+            UnsubscribeFromEvents();
+
             targetPlayer = player;
+
+            // 새 타겟 구독
+            SubscribeToEvents();
+
+            // 초기 값 설정
+            UpdateStatBars();
+            
+            Debug.Log($"[PlayerHUD] Initial HP: {targetPlayer?.Health}/{targetPlayer?.MaxHealth}, MP: {targetPlayer?.Mana}/{targetPlayer?.MaxMana}");
+        }
+
+        private void SubscribeToEvents()
+        {
+            if (targetPlayer == null) return;
+
+            targetPlayer.OnHealthChanged += HandleHealthChanged;
+            targetPlayer.OnManaChanged += HandleManaChanged;
+        }
+
+        private void UnsubscribeFromEvents()
+        {
+            if (targetPlayer == null) return;
+
+            targetPlayer.OnHealthChanged -= HandleHealthChanged;
+            targetPlayer.OnManaChanged -= HandleManaChanged;
+        }
+
+        private void HandleHealthChanged(float oldValue, float newValue)
+        {
+            if (healthBar != null && targetPlayer != null)
+            {
+                healthBar.SetValue(newValue, targetPlayer.MaxHealth);
+            }
+        }
+
+        private void HandleManaChanged(float oldValue, float newValue)
+        {
+            if (manaBar != null && targetPlayer != null)
+            {
+                manaBar.SetValue(newValue, targetPlayer.MaxMana);
+            }
         }
 
         private void UpdateStatBars()
         {
+            if (targetPlayer == null)
+            {
+                Debug.Log("[PlayerHUD] UpdateStatBars: targetPlayer is null");
+                return;
+            }
+
+            Debug.Log($"[PlayerHUD] UpdateStatBars: HP={targetPlayer.Health}/{targetPlayer.MaxHealth}, MP={targetPlayer.Mana}/{targetPlayer.MaxMana}");
+
             if (healthBar != null)
             {
                 healthBar.SetValue(targetPlayer.Health, targetPlayer.MaxHealth);
             }
+            else
+            {
+                Debug.LogWarning("[PlayerHUD] healthBar is null!");
+            }
 
             if (manaBar != null)
             {
                 manaBar.SetValue(targetPlayer.Mana, targetPlayer.MaxMana);
             }
+            else
+            {
+                Debug.LogWarning("[PlayerHUD] manaBar is null!");
+            }
         }
     }
 }

Assets/Scripts/UI/StatBar.cs

@@ -44,8 +44,10 @@ namespace Colosseum.UI
             if (!smoothTransition)
             {
                 displayValue = currentValue;
-                UpdateVisuals();
             }
+            
+            // 항상 즉시 시각적 업데이트 수행
+            UpdateVisuals();
         }
 
         private void Update()
@@ -63,7 +65,11 @@ namespace Colosseum.UI
 
         private void UpdateVisuals()
         {
-            if (maxValue <= 0f) return;
+            if (maxValue <= 0f)
+            {
+                Debug.LogWarning($"[StatBar:{gameObject.name}] UpdateVisuals: maxValue is {maxValue}, skipping");
+                return;
+            }
 
             float ratio = Mathf.Clamp01(displayValue / maxValue);