Examine source code of Elegant Font

{
  "name": "Elegant Font",
  "short_name": "Elegant Font",
  "version": "5.0.0",
  "manifest_version": 3,
  "description": "An elegant font replacement extension for web pages. Browse the web becomes easier and more enjoyable...",
  "web_accessible_resources": [
    {
      "resources": [
        "fonts/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_title": "Elegant Font",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "64": "icons/icon64.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "run_at": "document_start",
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "src/style.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "elegant-font@mohameddev07.com"
    }
  }
}