Examine source code of Time Tracker Odoo

{
  "manifest_version": 3,
  "name": "Time Tracker Odoo",
  "version": "1.0",
  "description": "Extensión web para trackeo de tiempo y carga de horas en Odoo.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "time-tracker-odoo@coodesoft.com.ar",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "host_permissions": [
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Time Tracker",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  }
}