Examine source code of ZenStream

{
  "manifest_version": 3,
  "name": "ZenStream",
  "version": "1.0.0",
  "description": "ZenStream is an Extension that removes distracting Web Player Interfaces on specific streaming Sites, creating a clean and immersive viewing experience.",
  "action": {
    "default_title": "ZenStream"
  },
  "icons": {
    "512": "./src/icon/ZenStream.png"
  },
  "background": {
    "scripts": [
      "./src/bg.js"
    ],
    "type": "module"
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "ZenStream@m-grohs",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}