Examine source code of Open on active desktop

{
  "manifest_version": 3,
  "name": "Open tabs on active desktop",
  "version": "0.8",
  "description": "Provides DBUS interface used to open new tabs in current desktop/workspace on Linux on Wayland.",
  "permissions": [
    "nativeMessaging"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "tab-in-workspace@janhouse.lv"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}