Examine source code of Quick Search

{
  "manifest_version": 3,
  "name": "Quick Search",
  "version": "0.2",
  "description": "Search or open on selected text.",
  "icons": {
    "99": "icons/icon-99.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "activeTab",
    "storage",
    "scripting"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{8140159e-3fda-4058-8a91-32b918741bf0}"
    }
  },
  "action": {
    "default_icon": {
      "99": "icons/icon-99.png"
    },
    "default_title": "Preferences"
  },
  "commands": {
    "openSearch": {
      "suggested_key": {
        "default": "Alt+A"
      },
      "description": "Open or Search"
    },
    "openSearch2nd": {
      "suggested_key": {
        "default": "Alt+S"
      },
      "description": "Open or Search with 2nd Search Engine"
    },
    "openSearchBG": {
      "suggested_key": {
        "default": "Alt+Shift+A"
      },
      "description": "Open or Search in Background"
    }
  },
  "options_ui": {
    "page": "options.html"
  }
}