Examine source code of AWS SAML Containers

{
  "manifest_version": 2,
  "name": "AWS SAML Containers",
  "version": "1.0.0",
  "description": "Automatically places AWS SAML logins into per-role containers.",
  "permissions": [
    "activeTab",
    "tabs",
    "cookies",
    "contextualIdentities",
    "storage",
    "webRequest",
    "webRequestBlocking",
    "https://signin.aws.amazon.com/saml"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "aws-saml-containers@mcmathews"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://signin.aws.amazon.com/saml"
      ],
      "js": [
        "samlLogin.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}