Examine source code of Find Font

{
  "manifest_version": 3,
  "name": "Find Font",
  "version": "0.44",
  "description": "Find Font – Identifies Fonts on Any Website + Downloads Fonts",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://www.google-analytics.com/*"
  ],
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; connect-src 'self' https://www.google-analytics.com"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "58.0",
      "id": "findfontextension@keepdev.com"
    }
  },
  "icons": {
    "16": "icons/icon16x16.png",
    "32": "icons/icon32x32.png",
    "48": "icons/icon48x48.png",
    "64": "icons/icon64x64.png",
    "128": "icons/icon128x128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ]
    }
  ]
}