Go lang: use Macaron, step 1

main.go

package main

// Code from http://go-macaron.com/docs/middlewares/templating

import (
  "gopkg.in/macaron.v1"
  "github.com/skratchdot/open-golang/open"
)

func main() {
  m := macaron.Classic()
  m.Use(macaron.Renderer())

  m.Get("/", func(ctx *macaron.Context) {
    ctx.Data["Name"] = "jeremy"
    ctx.HTML(200, "hello") // 200 is the response code.
  })

  open.Run("http://localhost:4000/")
  m.Run()
}