Examine source code of BiralChat

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "BiralChat",
  "version": "1.4.2",
  "description": "Tus streamers favoritos empezaron a streamear en booyah? No te preocupes, te ayudamos a adaptarte",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "css": [
        "styles.css"
      ],
      "js": [
        "libs.js",
        "main.js"
      ],
      "run_at": "document_idle",
      "all_frames": true,
      "matches": [
        "*://booyah.live/*"
      ]
    }
  ]
}