Movement.cs

using System;
using UnityEngine;
using UnityEngine.Serialization;

public class Movement : MonoBehaviour
{

    [SerializeField] private float speed = 8f;
    
    private Vector2 _currentVelocity;
    private Rigidbody2D _rigidbody;

    private void Awake()
    {
        _rigidbody = GetComponent<Rigidbody2D>();
    }

}