Examine source code of AWS Peacock Management Console

{
  "manifest_version": 3,
  "name": "AWS Peacock Management Console",
  "description": "Browser Extension to change color of AWS Management Console, by Account ID",
  "version": "2.19",
  "icons": {
    "128": "icons/128.png"
  },
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "https://*.console.aws.amazon.com/*",
        "https://phd.aws.amazon.com/*",
        "https://*.console.amazonaws-us-gov.com/*",
        "https://*.console.amazonaws.cn/*"
      ],
      "run_at": "document_end"
    },
    {
      "js": [
        "awsapps.js"
      ],
      "matches": [
        "https://*.awsapps.com/start*"
      ],
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5b1686a2-506f-4ca5-ab39-91cd328502aa}"
    }
  }
}