Examine source code of AWS Extend Switch Roles

{
  "version": "6.1.0",
  "name": "AWS Extend Switch Roles",
  "description": "Extend your AWS IAM switching roles. You can set the configuration like aws config format",
  "short_name": "Extend SwitchRole",
  "icons": {
    "48": "icons/Icon_48x48.png",
    "128": "icons/Icon_128x128.png"
  },
  "action": {
    "default_title": "AWS Extend Switch Roles",
    "default_icon": "icons/Icon_38x38.png",
    "default_popup": "popup.html"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+Comma"
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.console.aws.amazon.com/*",
        "https://health.aws.amazon.com/*",
        "https://lightsail.aws.amazon.com/*",
        "https://*.console.amazonaws-us-gov.com/*",
        "https://phd.amazonaws-us-gov.com/*",
        "https://*.console.amazonaws.cn/*",
        "https://health.amazonaws.cn/*"
      ],
      "js": [
        "js/content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    {
      "resources": [
        "js/war/attach_target.js",
        "js/war/prism_switch_dest.js"
      ],
      "matches": [
        "https://*.console.aws.amazon.com/*",
        "https://health.aws.amazon.com/*",
        "https://lightsail.aws.amazon.com/*",
        "https://*.console.amazonaws-us-gov.com/*",
        "https://phd.amazonaws-us-gov.com/*",
        "https://*.console.amazonaws.cn/*",
        "https://health.amazonaws.cn/*"
      ]
    }
  ],
  "manifest_version": 3,
  "permissions": [
    "activeTab",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "aws-extend-switch-roles@toshi.tilfin.com",
      "strict_min_version": "109.0"
    }
  },
  "optional_permissions": [
    "https://*.aesr.dev/*"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ]
  }
}