fix : Cors preflight 통과하도록 설정

src/main/java/co/kr/jurumarble/config/WebConfig.java

@@ -7,6 +7,9 @@
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
 @Configuration
 @RequiredArgsConstructor
 public class WebConfig implements WebMvcConfigurer {
@@ -47,4 +50,5 @@ public void addCorsMappings(final CorsRegistry registry) {
                 .allowedOrigins("http://localhost:3000","https://jurumarble-git-develop-chooz.vercel.app/","https://jurumarble.site","https://jurumarble.vercel.app/")
                 .maxAge(3600);
     }
+
 }

src/main/java/co/kr/jurumarble/interceptor/TokenInterceptor.java

@@ -5,6 +5,7 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
 import org.springframework.stereotype.Component;
 import org.springframework.web.servlet.HandlerInterceptor;
 
@@ -28,6 +29,9 @@ private static Long getUserIdFromToken(HashMap<String, Object> parseJwtTokenMap)
     @Override
     // 컨트롤러 호출전에 호출
     public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) {
+        if (request.getMethod().equals(HttpMethod.OPTIONS.name())) {  //preflight 통과하도록 설정
+            return true;
+        }
         String authorizationHeader = request.getHeader(HttpHeaders.AUTHORIZATION);
         parseTokenAndTransferUserId(request, authorizationHeader);
         return true;
@@ -38,4 +42,5 @@ private void parseTokenAndTransferUserId(HttpServletRequest request, String auth
         Long userId = getUserIdFromToken(parseJwtTokenMap);
         request.setAttribute("userId", userId);
     }
+
 }