Feat: CORS 설정 (#114)

* #113 - feat: CORS 설정 (#114)

프론트엔드의 로컬, 배포 주소에 CORS 해제

src/main/java/cotato/bookitlist/config/WebConfig.java

@@ -0,0 +1,18 @@
+package cotato.bookitlist.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 WebConfig implements WebMvcConfigurer {
+
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowedOrigins("http://localhost:3000", "https://bookitlist.store")
+                .allowedHeaders("*")
+                .allowedMethods("*")
+        ;
+    }
+}