PGiZ1/Assets/Code/Gameplay/FinishTrigger.cs

using UnityEngine;

namespace Code.Gameplay
{
    public class FinishTrigger : MonoBehaviour
    {
        private void OnTriggerEnter(Collider other)
        {
            if (other.CompareTag("Player"))
            {
                var raceManager = FindFirstObjectByType<RaceManager>();
                raceManager?.OnFinish();
            }
        }
    }
}