Examine source code of Rustalytics Login

{
  "manifest_version": 2,
  "name": "Rustalytics Login",
  "version": "1.2",
  "description": "Makes it possible to sign in to the Rustalytics app in the web browser.",
  "icons": {
    "48": "icons/48.png",
    "96": "icons/96.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://companion-rust.facepunch.com/*",
        "https://rustalytics.com/*"
      ],
      "js": [
        "rustalytics.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ec88ec80-fff1-4db2-afb1-f7e1e42fb0d0}"
    }
  }
}