fgm24/Assets/Scripts/Enemy/EnemyProjectile.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class EnemyProjectile : MonoBehaviour
{
    private Transform target;
    public float speed = 5f;
    public float projectileLifetime = 3f;
    Rigidbody2D rb;
    void Start()
    {
        rb = GetComponent<Rigidbody2D>();        
    }
    private void Update()
    {

    }
    void FireProjectile()
    {
        Vector2 directionToTarget = (target.transform.position - transform.position).normalized;
        rb.velocity = directionToTarget * speed;
        Destroy(this, projectileLifetime);
    }
}