✨ Introducing new features. close #I4O6LM 404 异常，网关不抛出相关的堆栈信息 方便检索

pig-gateway/src/main/java/com/pig4cloud/pig/gateway/handler/GlobalExceptionHandler.java

@@ -61,6 +61,7 @@ public class GlobalExceptionHandler implements ErrorWebExceptionHandler {
 		return response.writeWith(Mono.fromSupplier(() -> {
 			DataBufferFactory bufferFactory = response.bufferFactory();
 			try {
+				log.warn("Error Spring Cloud Gateway : {}", ex.getMessage());
 				return bufferFactory.wrap(objectMapper.writeValueAsBytes(R.failed(ex.getMessage())));
 			}
 			catch (JsonProcessingException e) {