Examine source code of FACEIT smartlobby

{
  "manifest_version": 3,
  "name": "FACEIT smartlobby",
  "description": "Find better teammates on FACEIT – instantly view advanced player stats in public lobbies search.",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "version": "1.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "faceit-player-info@smartlobby.gg",
      "strict_min_version": "109.0"
    }
  },
  "permissions": [
    "scripting",
    "activeTab",
    "storage"
  ],
  "host_permissions": [
    "https://www.faceit.com/*",
    "https://smartlobby.gg/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.faceit.com/*"
      ],
      "js": [
        "content.js",
        "background.js"
      ],
      "css": [
        "styles.css"
      ]
    },
    {
      "matches": [
        "https://smartlobby.gg/*"
      ],
      "js": [
        "auth-listener.js",
        "jwt-decode.min.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "modal.bundle.js",
        "modal.bundle.css"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "FACEIT smartlobby"
  }
}