w.Header().Del(k)
			}
			globalForwarder.ServeHTTP(w, r)
			return
		}
		h.ServeHTTP(w, r)
	})
}

// addCustomHeadersMiddleware adds various HTTP(S) response headers.
// Security Headers enable various security protections behaviors in the client's browser.
func addCustomHeadersMiddleware(h http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		header := w.Header()