Examine source code of DivMagic

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "description": "__MSG_extDescription__",
  "author": "DivMagic",
  "homepage_url": "https://DivMagic.com",
  "short_name": "DivMagic",
  "version": "2.1.15",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icon-48.png",
    "default_title": "DivMagic"
  },
  "icons": {
    "16": "icon-16.png",
    "32": "icon-32.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "background": {
    "scripts": [
      "background.bundle.js"
    ]
  },
  "devtools_page": "devtools.html",
  "options_ui": {
    "page": "options.html"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+X",
        "mac": "Command+Shift+X"
      }
    }
  },
  "permissions": [
    "scripting",
    "activeTab",
    "storage",
    "clipboardWrite",
    "contextMenus"
  ],
  "optional_permissions": [
    "https://*/*",
    "http://*/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{b56db54c-f3d1-4b9b-9666-c1440d3bfa04}",
      "strict_min_version": "109.0"
    }
  },
  "default_locale": "en"
}