Examine source code of Mastodon Air

{
  "manifest_version": 2,
  "name": "Mastodon Air",
  "description": "Mastodon clean theme.",
  "version": "2.1.5",
  "icons": {
    "16": "chrome/images/icon16.png",
    "32": "chrome/images/icon32.png",
    "48": "chrome/images/icon48.png",
    "64": "chrome/images/icon64.png",
    "128": "chrome/images/icon128.png",
    "256": "chrome/images/icon256.png",
    "512": "chrome/images/icon512.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*/*"
      ],
      "css": [
        "chrome/styles/glitch.css",
        "chrome/styles/air-disabled.css",
        "chrome/styles/styles.css",
        "chrome/styles/base.css",
        "chrome/styles/svg.css",
        "chrome/styles/multi-column.css",
        "chrome/styles/screen-size.css",
        "chrome/styles/theme-colors.css",
        "chrome/styles/accent.css"
      ],
      "js": [
        "chrome/js/browser.js",
        "chrome/js/jquery-3.6.2.slim.min.js",
        "chrome/js/themebackgrounds.js",
        "chrome/js/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    "chrome/options/options.html"
  ],
  "options_ui": {
    "page": "chrome/options/options.html"
  },
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{7b7e5e12-60e0-46f8-a356-73100ea87de0}"
    }
  }
}