Examine source code of Loremi

{
  "manifest_version": 2,
  "name": "Loremi",
  "description": "This extension allows the user to instantly copy Lorem ipsum text to clipboard.",
  "version": "1.0.1resigned1",
  "icons": {
    "128": "icon_128.png"
  },
  "browser_action": {
    "default_icon": "icon_19.png",
    "default_popup": "popup.html"
  },
  "permissions": [
    "activeTab",
    "storage",
    "clipboardWrite"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{299d640a-c63f-45e6-bbeb-c5fd7ca71fbb}"
    }
  }
}