Examine source code of Mind Flex Brain Teasers

{
  "manifest_version": 2,
  "name": "Mind Flex Brain Teasers",
  "version": "1.0",
  "description": "Keep your cognitive skills sharp with an engaging collection of riddles and logic puzzles. Reveal answers at your own pace and challenge your daily thinking.",
  "icons": {
    "48": "mind_flex_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Mind Flex"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{cfe09221-ea44-4724-9e5a-cb58ac6578e7}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}