Fix player name UI and persist name between menu scenes

Assets/Scripts/ukazmeno.cs

@@ -0,0 +1,22 @@
+using UnityEngine;
+using TMPro;
+
+public class ukazmeno : MonoBehaviour
+{
+    [SerializeField] private TMP_Text target;
+    [SerializeField] private string prefix = "name: ";
+
+    void Start()
+    {
+        if (target == null)
+            target = GetComponent<TMP_Text>();
+
+        string saved = PlayerPrefs.GetString("PlayerName", "");
+
+        if (string.IsNullOrWhiteSpace(saved) && GameManager.Instance != null)
+            saved = GameManager.Instance.displayName;
+
+        if (target != null)
+            target.text = string.IsNullOrWhiteSpace(saved) ? prefix : prefix + saved;
+    }
+}