Examine source code of CF Fetcher

{
  "manifest_version": 3,
  "name": "CF Fetcher",
  "version": "1.1.0",
  "description": "Fetch your Codeforces accepted submissions and generate a README.md file for your GitHub repository",
  "permissions": [
    "storage",
    "downloads"
  ],
  "action": {
    "default_popup": "src/index.html",
    "default_icon": "icons/icon.png"
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "cf-fetcher@example.com",
      "strict_min_version": "109.0"
    }
  }
}