Examine source code of GitLab Search

{
  "manifest_version": 2,
  "name": "GitLab Search",
  "description": "Adds a search engine that searches gitlab.com",
  "version": "1.0",
  "gecko": {
    "strict_min_version": "65"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "GitLab",
      "search_url": "https://gitlab.com/search?search={searchTerms}",
      "keyword": "gitlab",
      "favicon_url": "https://about.gitlab.com/ico/favicon-192x192.png",
      "is_default": false,
      "encoding": "UTF-8"
    }
  }
}