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>

extensions/level-map-editor/package.json

@@ -0,0 +1,53 @@
+{
+  "package_version": 2,
+  "name": "level-map-editor",
+  "version": "1.7.1",
+  "description": "关卡地图编辑（对齐 Unity Tile Palette：中间关卡、右侧地图模块）",
+  "author": "tfrh",
+  "editor": ">=3.8.0",
+  "main": "./dist/main.js",
+  "panels": {
+    "default": {
+      "title": "关卡控制器",
+      "type": "dockable",
+      "main": "./dist/panels/level-map-editor.js",
+      "size": {
+        "min-width": 720,
+        "min-height": 480,
+        "width": 960,
+        "height": 640
+      }
+    }
+  },
+  "contributions": {
+    "menu": [
+      {
+        "path": "i18n:menu.panel/level-map-editor",
+        "label": "关卡控制器",
+        "message": "open-panel"
+      },
+      {
+        "path": "扩展",
+        "label": "关卡控制器",
+        "message": "open-panel"
+      }
+    ],
+    "messages": {
+      "open-panel": {
+        "methods": ["openPanel"]
+      },
+      "mark-bake-pending": {
+        "methods": ["markBakePending"]
+      },
+      "import-level-from-prefab": {
+        "methods": ["importLevelFromPrefab"]
+      },
+      "level-map-editor:prefab-synced": {
+        "methods": []
+      }
+    },
+    "scene": {
+      "script": "./dist/scene.js"
+    }
+  }
+}