add CORS config; fix /resource/search

Change-Id: I3b6b80cd99b0e72e649e8d53b30f87469640c473
diff --git a/src/main/java/com/g9/g9backend/config/WebConfig.java b/src/main/java/com/g9/g9backend/config/WebConfig.java
new file mode 100644
index 0000000..193c76c
--- /dev/null
+++ b/src/main/java/com/g9/g9backend/config/WebConfig.java
@@ -0,0 +1,34 @@
+package com.g9.g9backend.config;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+/**
+ * WebConfig 类用于配置 Spring MVC 的拦截器和 CORS 设置
+ *
+ * @author Seamher
+ */
+@Configuration
+public class WebConfig implements WebMvcConfigurer {
+
+    private static final Logger logger = LoggerFactory.getLogger(WebConfig.class);
+
+    /**
+     * 配置 CORS 设置
+     *
+     * @param registry CORS 注册表
+     */
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        logger.info("Configuring CORS mappings");
+        registry.addMapping("/**")
+                .allowedOrigins("*")
+                .allowedMethods("GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS")
+                .allowedHeaders("*");
+        logger.info("CORS mappings configured to allow all origins, methods, and headers");
+    }
+
+}