🐳 在 Docker 中运行，修改dockerfile

pigx-gateway/src/main/java/com/pig4cloud/pigx/gateway/filter/PreviewGatewayFilter.java

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+/*
+ *    Copyright (c) 2018-2025, lengleng All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * Neither the name of the pig4cloud.com developer nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * Author: lengleng (wangiegie@gmail.com)
+ */
+
+package com.pig4cloud.pigx.gateway.filter;
+
+import cn.hutool.core.util.StrUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.cloud.gateway.filter.GatewayFilter;
+import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+
+/**
+ * @author lengleng
+ * @date 2018/8/421
+ * 演示环境过滤处理
+ */
+@Slf4j
+@Component
+public class PreviewGatewayFilter extends AbstractGatewayFilterFactory {
+	private static final String TOKEN = "token";
+
+
+	@Override
+	public GatewayFilter apply(Object config) {
+		return (exchange, chain) -> {
+			ServerHttpRequest request = exchange.getRequest();
+
+			// GET，直接向下执行
+			if (StrUtil.equalsIgnoreCase(request.getMethodValue(), HttpMethod.GET.name()) ||
+				StrUtil.containsIgnoreCase(request.getURI().getPath(), TOKEN)) {
+				return chain.filter(exchange);
+			}
+
+			log.warn("演示环境不能操作-> {},{}", request.getMethodValue(), request.getURI().getPath());
+			ServerHttpResponse response = exchange.getResponse();
+			response.setStatusCode(HttpStatus.LOCKED);
+			return response.setComplete();
+		};
+	}
+}