Pong/Assets/Scripts/Game/Player.cs

using System;
using Unity.Netcode;
using UnityEngine;
using UnityEngine.InputSystem;

namespace Game {
	public class Player : NetworkBehaviour {
		private void FixedUpdate() {
			Vector2 add = Vector2.zero;
			
			var keyboard = Keyboard.current;
			if (keyboard.aKey.isPressed) {
				add.x -= 1;
			}

			if (keyboard.dKey.isPressed) {
				add.x += 1;
			}

			transform.Translate(add / 10f);
		}
	}
}