@Override
            @NonNull
            public Mono<Void> filter(@NonNull final ServerWebExchange exchange, @NonNull final WebFilterChain chain) {
                return chain.filter(exchange);
            }
Hidden http method filter hidden http method filter.

@see <a href="https://github.com/spring-cloud/spring-cloud-gateway/issues/541">issues-541</a>
@return the hidden http method filter
shenyu-web/src/main/java/org/apache/shenyu/web/configuration/ErrorHandlerConfiguration.java