Embed and serve `static/*` on the root of your web server, using `embed`, `io/fs` and `net/http`

static_embed.go

package main

import (
	"embed"
	"io/fs"
	"net/http"
)

//go:embed static/*
var staticEmbed embed.FS

func main() {
	staticFS := fs.FS(staticEmbed)

	static, err := fs.Sub(staticFS, "static")
	if err != nil {
		panic(err)
	}

	hfs := http.FileServer(http.FS(static))

	http.Handle("/", hfs)
	http.ListenAndServe(":8080", nil)
}

https://go.dev/play/p/CZ4HUBSoAzY