Add new meta files and interfaces for project structure

Assets/Scripts/Weapons/MeleeAttack.cs

@@ -0,0 +1,27 @@
+using System;
+using Data;
+using Interfaces;
+using Systems;
+using UnityEngine;
+
+namespace Weapons
+{
+    public class MeleeAttack : Weapon, IWeapon
+    {
+        [SerializeField] private float range = 1f;
+        [SerializeField] private LayerMask targetMask;
+        
+        public override void Fire()
+        {
+            var hits = Physics2D.OverlapCircleAll(transform.position, range, targetMask);
+            foreach (var hit in hits)
+            {
+                hit.TryGetComponent<Health>(out var health);
+                if (hit.gameObject == character.gameObject) continue;
+                
+                var damage = character.attributes.Damage * character.attributes.MeleeDamage;
+                health.TakeDamage(damage);
+            }
+        }
+    }
+}