func AddUser(w http.ResponseWriter, r *http.Request) {
}
AddUser example
@Summary Add a new user to the store
@Tags admin
@Accept  json
@Produce  json
@Param message body api.User true "User Data"
@Success 200 {string} string	"ok"
@Failure 400 {object} api.APIError "We need ID!!"
@Failure 404 {object} api.APIError "Can not find ID"
@Router /admin/user/ [post]
package api
import (
	"net/http"
	"time"
)
type User struct {
	ID       int64
	Email    string
	Password string
}
type UsersCollection []User
type Error struct {
	ErrorCode    int
	ErrorMessage string
	CreatedAt    time.Time
}
func ListUsers(w http.ResponseWriter, r *http.Request) {
}
func GetUser(w http.ResponseWriter, r *http.Request) {
}