Examine source code of stov

{
  "name": "Stack Overflow Search",
  "author": "Nathan DeHorn",
  "description": "Add support to the omnibox to search for recent StackOverflow posts on a topic",
  "version": "1.1resigned1",
  "applications": {
    "gecko": {
      "strict_min_version": "52.0a1",
      "id": "{46205e7a-baad-4cbd-aa2c-571bb949f95a}"
    }
  },
  "background": {
    "scripts": [
      "stov.js"
    ]
  },
  "omnibox": {
    "keyword": "stov"
  },
  "manifest_version": 2,
  "permissions": [
    "https://stackoverflow.com/"
  ]
}