Add new meta files and interfaces for project structure

Assets/Scripts/Systems/Health.cs

@@ -0,0 +1,24 @@
+using System;
+using Data;
+using KBCore.Refs;
+using UnityEngine;
+
+namespace Systems
+{
+    public class Health : MonoBehaviour
+    {
+        [Self, SerializeField] private Character character;
+        [SerializeField] private float initialHealth = 100f;
+
+        private void Start()
+        {
+            character.attributes.SetHealth(initialHealth);
+        }
+
+        public void TakeDamage(float damage)
+        {
+            var effectiveDamage = Math.Max(damage - character.attributes.Armor, 1);
+            character.attributes.ModifyHealth(-effectiveDamage);
+        }
+    }
+}