a very basic web service using GoLang and the Gin framework

main.go

package main

import (
  "github.com/gin-gonic/gin"
)

func main() {

  api := gin.Default()

  api.GET("/ping", func(c *gin.Context) {
    c.JSON(200, gin.H{
      "message": "pong",
    })
  })

  api.Run(":8080") // listen and serve on localhost:8080
}