문제:response.addHeader(JwtProperties.HEADER_AUTHORIZATION, JwtProperties.ACCESS_TOKEN_PREFIX + newAccessToken);스프링 서버에서 응답 헤더에 추가한 헤더가 Front 서버에서 출력했을 때, undefined로 출력됨 원인:configuration.setExposedHeaders(Collections.singletonList("Set-Cookie"));configuration.setExposedHeaders(Collections.singletonList("Authorization"));configuration.setExposedHeaders(Collections.singletonList("x-reissue-token"..