ADD file via upload

flower_back/src/main/java/com/example/flower/config/CrosConfig.java

@@ -0,0 +1,18 @@
+package com.example.flower.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class CrosConfig implements WebMvcConfigurer {
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET","HEAD","POST","PUT","DELETE","OPTIONS")
+                .allowCredentials(true)
+                .maxAge(3600)
+                .allowedHeaders("*");
+    }
+}