모든 네트워크 오브젝트의 소유권을 서버가 갖도록 함

Distributable -> None
관련 사이드 이펙트로 인한 버그 수정

Assets/Scripts/PlayerInteraction.cs

@@ -1,4 +1,5 @@
 using Unity.Netcode;
+using Unity.Netcode.Components;
 using UnityEngine;
 using UnityEngine.InputSystem;
 
@@ -37,6 +38,7 @@ namespace Northbound
         private IInteractable _unavailableInteractable;
         private Camera _mainCamera;
         private Animator _animator;
+        private NetworkAnimator _networkAnimator;
         private EquipmentSocket _equipmentSocket;
         
         private EquipmentData _pendingEquipmentData;
@@ -44,21 +46,51 @@ namespace Northbound
         private bool _isInteracting = false;
         private Coroutine _interactionTimeoutCoroutine;
 
+        private NetworkPlayerController _networkPlayerController;
+
         public bool IsInteracting => _isInteracting;
         public float WorkPower => workPower;
         public IInteractable CurrentUnavailableInteractable => _unavailableInteractable;
 
+        // 로컬 플레이어인지 확인
+        private bool IsLocalPlayer => _networkPlayerController != null && _networkPlayerController.IsLocalPlayer;
+        private ulong LocalPlayerId => _networkPlayerController != null ? _networkPlayerController.OwnerPlayerId : OwnerClientId;
+
+        private void Awake()
+        {
+            _networkPlayerController = GetComponent<NetworkPlayerController>();
+            _networkAnimator = GetComponent<NetworkAnimator>();
+        }
+
         public override void OnNetworkSpawn()
         {
-            if (!IsOwner) return;
-
-            _mainCamera = Camera.main;
             _animator = GetComponent<Animator>();
             _equipmentSocket = GetComponent<EquipmentSocket>();
             
             if (rayOrigin == null)
                 rayOrigin = transform;
 
+            // _ownerPlayerId 변경 이벤트 구독
+            if (_networkPlayerController != null)
+            {
+                _networkPlayerController.OnOwnerChanged += OnOwnerPlayerIdChanged;
+            }
+
+            // 이미 로컬 플레이어면 입력 초기화
+            TryInitializeInput();
+        }
+
+        private void OnOwnerPlayerIdChanged(ulong newOwnerId)
+        {
+            TryInitializeInput();
+        }
+
+        private void TryInitializeInput()
+        {
+            if (!IsLocalPlayer) return;
+            if (_inputActions != null) return;
+
+            _mainCamera = Camera.main;
             _inputActions = new PlayerInputActions();
             _inputActions.Player.Interact.performed += OnInteract;
             _inputActions.Enable();
@@ -66,7 +98,12 @@ namespace Northbound
 
         public override void OnNetworkDespawn()
         {
-            if (IsOwner && _inputActions != null)
+            if (_networkPlayerController != null)
+            {
+                _networkPlayerController.OnOwnerChanged -= OnOwnerPlayerIdChanged;
+            }
+
+            if (_inputActions != null)
             {
                 _inputActions.Player.Interact.performed -= OnInteract;
                 _inputActions.Disable();
@@ -76,12 +113,11 @@ namespace Northbound
 
         private void Update()
         {
-            if (!IsOwner) return;
+            if (!IsLocalPlayer) return;
             
-            // Check if current interactable is no longer valid (e.g., building completed)
             if (_isInteracting && _currentInteractable != null)
             {
-                if (!_currentInteractable.CanInteract(OwnerClientId))
+                if (!_currentInteractable.CanInteract(LocalPlayerId))
                 {
                     EndInteraction();
                 }
@@ -92,6 +128,13 @@ namespace Northbound
 
         private void DetectInteractable()
         {
+            // 카메라가 없으면 다시 시도
+            if (_mainCamera == null)
+            {
+                _mainCamera = Camera.main;
+                if (_mainCamera == null) return;
+            }
+            
             Vector3 origin = rayOrigin.position;
             Vector3 direction = useForwardDirection ? transform.forward : _mainCamera.transform.forward;
 
@@ -112,7 +155,7 @@ namespace Northbound
 
                 if (interactable != null)
                 {
-                    if (interactable.CanInteract(OwnerClientId))
+                    if (interactable.CanInteract(LocalPlayerId))
                     {
                         _currentInteractable = interactable;
                         _unavailableInteractable = null;
@@ -120,7 +163,6 @@ namespace Northbound
                     }
                     else
                     {
-                        // CanInteract가 false인 경우 추적
                         _currentInteractable = null;
                         _unavailableInteractable = interactable;
                         return;
@@ -139,8 +181,14 @@ namespace Northbound
 
             if (_currentInteractable != null)
             {
+                // 상호작용 가능 여부 다시 확인 (NetworkVariable 동기화 지연 대응)
+                if (!_currentInteractable.CanInteract(LocalPlayerId))
+                {
+                    return;
+                }
+
                 bool isResource = _currentInteractable is Resource;
-                bool hasWorker = assignedWorker != null && assignedWorker.OwnerPlayerId == OwnerClientId;
+                bool hasWorker = assignedWorker != null && assignedWorker.OwnerPlayerId == LocalPlayerId;
                 bool isWorkerFollowing = hasWorker && (int)assignedWorker.CurrentState == 1;
                 bool shouldPlayAnimation = !isResource || !hasWorker || !isWorkerFollowing;
 
@@ -150,9 +198,10 @@ namespace Northbound
                 string animTrigger = _currentInteractable.GetInteractionAnimation();
                 bool hasAnimation = !string.IsNullOrEmpty(animTrigger);
 
-                if (playAnimations && _animator != null && hasAnimation && shouldPlayAnimation)
+                if (playAnimations && hasAnimation && shouldPlayAnimation)
                 {
-                    _animator.SetTrigger(animTrigger);
+                    // 서버에서 애니메이션 실행 (동기화를 위해)
+                    PlayAnimationServerRpc(animTrigger);
                     _interactionTimeoutCoroutine = StartCoroutine(InteractionTimeout(3f));
                 }
                 else
@@ -173,13 +222,18 @@ namespace Northbound
                     }
                 }
 
-                _currentInteractable.Interact(OwnerClientId);
+                _currentInteractable.Interact(LocalPlayerId);
             }
         }
 
-        // ========================================
-        // Animation Event 함수들
-        // ========================================
+        [Rpc(SendTo.Server)]
+        private void PlayAnimationServerRpc(string animTrigger)
+        {
+            if (_networkAnimator != null && !string.IsNullOrEmpty(animTrigger))
+            {
+                _networkAnimator.SetTrigger(animTrigger);
+            }
+        }
 
         public void OnEquipTool()
         {
@@ -207,7 +261,7 @@ namespace Northbound
 
         public void OnInteractionComplete()
         {
-            if (!IsOwner) return;
+            if (!IsLocalPlayer) return;
             
             if (_interactionTimeoutCoroutine != null)
             {
@@ -217,10 +271,6 @@ namespace Northbound
             _isInteracting = false;
         }
 
-        // ========================================
-        // 내부 헬퍼 함수들
-        // ========================================
-
         private void AttachEquipment(string socketName = null)
         {
             if (_equipmentSocket == null || _pendingEquipmentData == null)
@@ -283,7 +333,13 @@ namespace Northbound
 
         private void OnGUI()
         {
-            if (!IsOwner) return;
+            if (!IsLocalPlayer) return;
+            
+            // 디버그: _mainCamera 상태 확인
+            if (_mainCamera == null)
+            {
+                _mainCamera = Camera.main;
+            }
 
             GUIStyle style = new GUIStyle(GUI.skin.label)
             {
@@ -299,7 +355,7 @@ namespace Northbound
                 prompt = _currentInteractable.GetInteractionPrompt();
                 
                 bool isResource = _currentInteractable is Resource;
-                if (isResource && assignedWorker != null && assignedWorker.OwnerPlayerId == OwnerClientId)
+                if (isResource && assignedWorker != null && assignedWorker.OwnerPlayerId == LocalPlayerId)
                 {
                     prompt += " (워커 할당 가능)";
                 }
@@ -311,7 +367,7 @@ namespace Northbound
                 }
             }
 
-            if (assignedWorker != null && assignedWorker.OwnerPlayerId == OwnerClientId)
+            if (assignedWorker != null && assignedWorker.OwnerPlayerId == LocalPlayerId)
             {
                 string workerStatus = assignedWorker.CurrentState switch
                 {