feat: 预检

预检

src/main/java/com/guwan/backend/config/CorsConfig.java

@@ -11,6 +11,8 @@ public class CorsConfig  {
 
     //get请求变成了options 后端预检过不了怎么改
 
+
+
     @Bean
     public CorsFilter corsFilter() {
         CorsConfiguration config = new CorsConfiguration();