Examine source code of SalaScan

{
  "manifest_version": 2,
  "name": "SalaScan",
  "version": "0.1.0",
  "description": "SalaScan Smart Context Vision para a Sala do Futuro.",
  "permissions": [
    "storage",
    "https://saladofuturo.educacao.sp.gov.br/*",
    "https://salascan-api.salascan.workers.dev/*",
    "https://edusp-static.ip.tv/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://saladofuturo.educacao.sp.gov.br/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_action": {
    "default_title": "SalaScan"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7a4c1f68-9f38-4f56-bab4-2ac49e62db91}",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    },
    "gecko_android": {}
  }
}