middleware/app_info.go

package middleware

import (
	"net/http"
)

// AppInfo adds application name and version headers to the response
func AppInfo(name string, version string) func(http.Handler) http.Handler {
	return func(next http.Handler) http.Handler {
		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			w.Header().Set("App-Name", name)
			w.Header().Set("App-Version", version)

			next.ServeHTTP(w, r)
		})
	}
}