Simply serve your current directory over HTTP.
$ go install github.com/goware/webify@latestOR
$ go run github.com/goware/webify@latest -h$ cd somepath/
$ webify
================================================================================
Serving: /Users/peter/somepath
URL: http://0.0.0.0:3000
================================================================================run webify -h for help