Go minimal server

server.go

// to run: go mod init <modname>; go tidy; go run .

package main

import (
	"fmt"
	"log"
	"net/http"

	"github.com/davecgh/go-spew/spew"
)

func syncData(w http.ResponseWriter, r *http.Request) {
	// get id passed as `...?id=2111`
	// id := r.URL.Query().Get("id")
	 // spew is for pretty printing
	fmt.Fprintf(w, spew.Sdump(r))
}

func main() {
	mux := http.NewServeMux()
	mux.HandleFunc("/", syncData)
	// file server
	//mux.Handle("/download/", http.StripPrefix("/download/", http.FileServer(http.Dir(fileDir))))

	log.Fatal(http.ListenAndServe(":8080", mux))
}