Examine source code of Writing Assistantev

{
  "manifest_version": 2,
  "name": "Writing Assistant",
  "version": "1.0",
  "description": "A simple writing assistant to help with grammar suggestions and rephrasing.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": "icon.png",
    "default_title": "Writing Assistant"
  },
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f6ae25bb-0ae6-4fc6-921a-8f5dd0dd0ec3}"
    }
  }
}