Add weapon prefabs for Grenade, Rifle, and Sword; set attributes including names, descriptions, prices, and projectile behaviors

Assets/Scripts/Weapons/ExplosiveProjectile.cs

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+using Data;
+using Interfaces;
+using KBCore.Refs;
+using Systems;
+using UnityEngine;
+
+namespace Weapons
+{
+    public class ExplosiveProjectile : MonoBehaviour, IDamageInflector, IDamageInflectorSetup
+    {
+        [Self, SerializeField] private Rigidbody2D rb;
+        [SerializeField] private float speed = 10f;
+        [SerializeField] private float lifeTime = 5f;
+        [SerializeField] private WeaponStats stats;
+        
+        public float Damage { get; private set; }
+        public GameObject Owner { get; private set; }
+        public DamageType Type => DamageType.Ranged;
+        
+        public void Setup(Character attacker, float damage, WeaponStats weaponStats = null)
+        {
+            Damage = damage;
+            Owner = attacker.gameObject;
+            if (weaponStats != null)
+            {
+                stats = weaponStats;
+            }
+        }
+        
+        private void Start()
+        {
+            Destroy(gameObject, lifeTime);
+        }
+
+        private void FixedUpdate()
+        {
+            var direction = transform.up.normalized;
+            var movement = direction * (speed * Time.fixedDeltaTime);
+            rb.MovePosition(rb.position + (Vector2)movement);
+        }
+
+        private void OnTriggerEnter2D(Collider2D other)
+        {
+            Explode();
+        }
+
+        private void Explode()
+        {
+            var hitColliders = Physics2D.OverlapCircleAll(transform.position, stats.range);
+            foreach (var hitCollider in hitColliders)
+            {
+                if (hitCollider.gameObject == Owner) continue;
+
+                hitCollider.TryGetComponent<Health>(out var health);
+                health?.TakeDamage(Damage, Owner);
+            }
+            Destroy(gameObject);
+        }
+        
+        private void OnDrawGizmosSelected()
+        {
+            Gizmos.color = Color.red;
+            Gizmos.DrawWireSphere(transform.position, stats.range);
+        }
+    }
+}

Assets/Scripts/Weapons/ExplosiveProjectile.cs.meta

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+fileFormatVersion: 2
+guid: 23b6d668eacd4bffa5ec3772523d2b35
+timeCreated: 1752353915