Initial commit: Monisuo - 虚拟货币模拟交易平台

功能模块:
- 用户注册/登录/KYC
- 资金账户/交易账户
- 实时行情/币种管理
- 即时交易/充提审核
- 管理后台

技术栈:
- 后端: SpringBoot 2.2.4 + MyBatis Plus
- 前端: uni-app x (Vue3 + UTS)
- 数据库: MySQL

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/main/java/com/it/rattan/config/WebConfig.java

@@ -0,0 +1,40 @@
+package com.it.rattan.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
+import org.springframework.web.filter.CorsFilter;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebConfig implements WebMvcConfigurer {
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+
+    }
+
+    /**
+     * 跨域配置
+     */
+    @Bean
+    public CorsFilter corsFilter() {
+        CorsConfiguration config = new CorsConfiguration();
+        // 允许所有来源
+        config.addAllowedOrigin("*");
+        // 允许所有请求头
+        config.addAllowedHeader("*");
+        // 允许所有请求方法
+        config.addAllowedMethod("*");
+        // 允许携带凭证
+        config.setAllowCredentials(true);
+        // 预检请求缓存时间
+        config.setMaxAge(3600L);
+
+        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
+        source.registerCorsConfiguration("/**", config);
+        return new CorsFilter(source);
+    }
+}