Complete Cocos Creator port with level bundles, themes, and tooling.

Adds level prefabs, theme assets, audio, extensions, and deployment scripts for the Unity WebGL migration.

Co-authored-by: Cursor <cursoragent@cursor.com>

assets/resources/map-tiles/palettes/default.json

@@ -0,0 +1,26 @@
+{
+  "displayName": "default",
+  "tiles": [
+    {
+      "display": "Baseblock",
+      "layer": "ground",
+      "tileKey": "Baseblock",
+      "texture": "textures/default/Baseblock",
+      "unityIndex": 0
+    },
+    {
+      "display": "WallBlock",
+      "layer": "border",
+      "tileKey": "WallBlock",
+      "texture": "textures/default/WallBlock",
+      "unityIndex": 1
+    },
+    {
+      "display": "JumpBlock",
+      "layer": "ground",
+      "tileKey": "JumpBlock",
+      "texture": "textures/default/JumpBlock",
+      "unityIndex": 2
+    }
+  ]
+}