Access-Control-Allow-Origin about iris HOT 2 CLOSED

func(ctx context.Context){
   /* 
   ctx.ResponseWriter() // gives you the http.ResponseWriter
   ctx.Request() // gives you the *http.Request
   to set a header you use the response writer or the ctx.Header("key", "value")
   to get a request header you use the request or the ctx.GetHeader("key")
  */
   ctx.Header("Access-Control-Allow-Origin", "*")
}