Examine source code of Awesome Screenshot Plus

{
  "manifest_version": 2,
  "name": "Awesome Screenshot Plus",
  "version": "1.3",
  "description": "Capture, annotate, copy, and share screenshots instantly.",
  "icons": {
    "32": "icons/logo_32.png",
    "64": "icons/logo_64.png",
    "128": "icons/logo_128.png"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "downloads",
    "clipboardWrite",
    "notifications",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icons/logo_64.png",
    "default_title": "Awesome Screenshot",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "editor.html"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{0b5225d2-39c6-4bc4-a7b8-a0090226fb9a}"
    }
  }
}