tanqiu/settings/v2/packages/project.json

{
  "__version__": "1.0.6",
  "general": {
    "designResolution": {
      "width": 720,
      "height": 1334
    }
  },
  "physics": {
    "collisionGroups": [
      {
        "index": 1,
        "name": "Ball"
      }
    ],
    "collisionMatrix": {
      "0": 1,
      "1": 0
    }
  }
}