Examine source code of Cataloger

{
  "manifest_version": 2,
  "name": "Cataloger",
  "version": "1.3",
  "description": "Local google to search your bookmarks",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "<all_urls>",
    "bookmarks",
    "storage",
    "unlimitedStorage"
  ],
  "omnibox": {
    "keyword": "cat"
  },
  "background": {
    "scripts": [
      "dist/bundle.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/icon-48.png"
  }
}