Добавил кнопки для управления временем

Assets/Scripts/UI/TimeControlMenu.cs

@@ -0,0 +1,21 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+public class TimeControlMenu : MonoBehaviour
+{
+    [SerializeField] private Button _pauseBtn;
+    [SerializeField] private Button _resumeBtn;
+    [SerializeField] private Button _2xBtn;
+
+    private void Start()
+    {
+        _pauseBtn.onClick.AddListener(SwitchPause);
+        _resumeBtn.onClick.AddListener(() => Time.timeScale = 1f);
+        _2xBtn.onClick.AddListener(() => Time.timeScale = 2f);
+    }
+
+    public static void SwitchPause()
+    {
+        Time.timeScale = Time.timeScale > 0f ? 0f : 1f;
+    }
+}