Examine source code of RandSearch

{
  "manifest_version": 2,
  "version": "1.0.0",
  "name": "RandSearch",
  "short_name": "RandSearch",
  "description": "Make your web browser use a different search engine for every query.",
  "icons": {
    "16": "icon.svg",
    "32": "icon.svg",
    "48": "icon.svg",
    "64": "icon.svg",
    "128": "icon.svg",
    "256": "icon.svg"
  },
  "incognito": "spanning",
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "RandSearch",
      "search_url": "https://randsearch.daniel.priv.no/search#{searchTerms}",
      "keyword": "rand",
      "favicon_url": "https://randsearch.daniel.priv.no/favicon.svg",
      "is_default": true,
      "encoding": "utf-8"
    }
  }
}