Examine source code of CS2 Server Browser

{
  "manifest_version": 2,
  "name": "CS2 Server Browser",
  "description": "Quick access to CS2 Server Browser",
  "version": "1.0.0",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "128": "icon/128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "CS2 Server Browser",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.google.com/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "permissions": [
    "https://cs2servers-api.skincade.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{420d04a5-5be9-4e11-bb33-68c5c886bc3e}"
    }
  }
}