Examine source code of Orbital Office Clipper

{
  "manifest_version": 3,
  "name": "Orbital Office Clipper",
  "version": "1.6",
  "permissions": [
    "tabs",
    "activeTab",
    "notifications",
    "contextMenus"
  ],
  "host_permissions": [
    "https://orbitaloffice.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "hello@orbitaloffice.com"
    }
  },
  "action": {
    "default_popup": "popup.html"
  }
}