[Enemy] 적 기본 시스템 구현

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

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

Assets/Scripts/Enemy/EnemyData.cs

@@ -0,0 +1,68 @@
+using UnityEngine;
+using Colosseum.Stats;
+
+namespace Colosseum.Enemy
+{
+    /// <summary>
+    /// 적 캐릭터 데이터. 기본 스탯과 보상을 정의합니다.
+    /// </summary>
+    [CreateAssetMenu(fileName = "NewEnemyData", menuName = "Colosseum/Enemy Data")]
+    public class EnemyData : ScriptableObject
+    {
+        [Header("기본 정보")]
+        [SerializeField] private string enemyName;
+        [TextArea(2, 4)]
+        [SerializeField] private string description;
+        [SerializeField] private Sprite icon;
+
+        [Header("기본 스탯")]
+        [Min(1f)] [SerializeField] private float baseStrength = 10f;
+        [Min(1f)] [SerializeField] private float baseDexterity = 10f;
+        [Min(1f)] [SerializeField] private float baseIntelligence = 10f;
+        [Min(1f)] [SerializeField] private float baseVitality = 10f;
+        [Min(1f)] [SerializeField] private float baseWisdom = 10f;
+        [Min(1f)] [SerializeField] private float baseSpirit = 10f;
+
+        [Header("이동")]
+        [Min(0f)] [SerializeField] private float moveSpeed = 3f;
+        [Min(0f)] [SerializeField] private float rotationSpeed = 10f;
+
+        [Header("전투")]
+        [Min(0f)] [SerializeField] private float aggroRange = 10f;
+        [Min(0f)] [SerializeField] private float attackRange = 2f;
+        [Min(0f)] [SerializeField] private float attackCooldown = 1f;
+
+        // Properties
+        public string EnemyName => enemyName;
+        public string Description => description;
+        public Sprite Icon => icon;
+
+        public float BaseStrength => baseStrength;
+        public float BaseDexterity => baseDexterity;
+        public float BaseIntelligence => baseIntelligence;
+        public float BaseVitality => baseVitality;
+        public float BaseWisdom => baseWisdom;
+        public float BaseSpirit => baseSpirit;
+
+        public float MoveSpeed => moveSpeed;
+        public float RotationSpeed => rotationSpeed;
+        public float AggroRange => aggroRange;
+        public float AttackRange => attackRange;
+        public float AttackCooldown => attackCooldown;
+
+        /// <summary>
+        /// CharacterStats에 기본 스탯 적용
+        /// </summary>
+        public void ApplyBaseStats(CharacterStats stats)
+        {
+            if (stats == null) return;
+
+            stats.Strength.BaseValue = baseStrength;
+            stats.Dexterity.BaseValue = baseDexterity;
+            stats.Intelligence.BaseValue = baseIntelligence;
+            stats.Vitality.BaseValue = baseVitality;
+            stats.Wisdom.BaseValue = baseWisdom;
+            stats.Spirit.BaseValue = baseSpirit;
+        }
+    }
+}