Examine source code of Fake Tweet Generator

{
  "manifest_version": 2,
  "name": "Fake Tweet Generator",
  "version": "1.0",
  "description": "Generates fake tweets",
  "permissions": [
    "clipboardWrite"
  ],
  "browser_action": {
    "default_title": "Fake Tweet Generator",
    "default_icon": {
      "48": "icon.png"
    },
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f604ddcd-8f45-44d0-92eb-a4bb81cd4eeb}"
    }
  }
}