Examine source code of Search on Yandex.Map

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "permissions": [
    "contextMenus"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "default_locale": "ru"
}