Исправление. "null reference"

scenes/cell/cell-front.gd

@@ -1,5 +1,7 @@
 extends Control
 
 @export var text: String = '':
-    set(val): $label.set_text(val)
-    get: return $label.get_text()
+    set(val):
+        text = val
+        if is_inside_tree():
+            $label.set_text(val)