Examine source code of Page Summarizer

{
  "manifest_version": 2,
  "name": "Page Summarizer",
  "version": "1.0",
  "description": "Summarize the content of any webpage into key sentences. View the summary and copy it to the clipboard with a clean, light-themed interface.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "activeTab",
    "clipboardWrite"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7db27cd8-53a7-41ba-bc37-b17a8888b246}"
    }
  }
}