Custom Search Engine

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Custom Search Engine",
  "short_name": "Custom Search Engine",
  "description": "To use, type 'ms' plus keyword for custom search engines & search term into the url bar. (e.g. ms google <search text>).",
  "version": "1.7",
  "manifest_version": 3,
  "icons": {
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "service_worker": "service_worker_wrapper.js"
  },
  "omnibox": {
    "keyword": "ms"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://raw.githubusercontent.com/rsins/ravi-firefox-custom-search-engines/master/SampleCustomEngines/PopularSearchEngines.txt"
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  }
}