Examine source code of Super Mouse Pointer Adventure

{
  "manifest_version": 3,
  "name": "Super Mouse Pointer Adventure",
  "version": "1.0.0",
  "description": "Dodge falling elements with your mouse pointer. Modes: Practice, Survival, Hardcore.",
  "action": {
    "default_title": "Super Mouse Pointer Adventure",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "tabs"
  ],
  "background": {
    "scripts": [
      "service_worker.js"
    ]
  },
  "web_accessible_resources": [
    {
      "resources": [
        "content/game.css",
        "theme.mp3",
        "bgm.mp3"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "64": "icons/icon-64.png",
    "128": "icons/icon-128.png",
    "256": "icons/icon-256.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "super-mouse-pointer-adventure@example.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}