Add backbone for card creation and implement Camera minigame mechanics

Assets/Scripts/UI/Utils/MaxHeightScaler.cs

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+using UnityEngine;
+
+namespace UI.Utils
+{
+    [ExecuteAlways]  // ✅ Runs in Edit Mode too
+    [RequireComponent(typeof(RectTransform))]
+    public class MaxHeightScaler : MonoBehaviour
+    {
+        public float maxHeight = 400f;
+        public bool maintainAspectInEditor = true;
+
+        private RectTransform rect;
+
+        void Awake()
+        {
+            rect = GetComponent<RectTransform>();
+        }
+
+        void Update()
+        {
+            if (rect == null) return;
+
+            // Get current screen or parent height
+            float availableHeight = Screen.height;
+            float targetHeight = Mathf.Min(availableHeight, maxHeight);
+
+#if UNITY_EDITOR
+            // In Editor Mode, use parent height so UI previews nicely in Canvas
+            if (!Application.isPlaying && rect.parent is RectTransform parent)
+            {
+                float parentHeight = parent.rect.height;
+                targetHeight = Mathf.Min(parentHeight, maxHeight);
+            }
+#endif
+
+            rect.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, targetHeight);
+        }
+    }
+}

Assets/Scripts/UI/Utils/MaxHeightScaler.cs.meta

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+fileFormatVersion: 2
+guid: 9d2badd0f003c954487f5783c481102a