package auth import "net/http" type AuthenticationMiddleware struct { Secret string } func (middleware AuthenticationMiddleware) Middleware(next http.Handler) http.Handler { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { authToken := r.Header.Get("Authorization") if authToken == "" || authToken != middleware.Secret { http.Error(w, "Forbidden", http.StatusForbidden) } else { next.ServeHTTP(w, r) } }) }