Spring Boot 4: Jackson 2 Module ignored with spring-boot-jackson2
On Spring Boot 4, a Jackson 2 serializer stays silent even with spring-boot-jackson2. Why Jackson 3 wins, the preferred-json-mapper fix, and a test trap.
Jackson 2
On Spring Boot 4, a Jackson 2 serializer stays silent even with spring-boot-jackson2. Why Jackson 3 wins, the preferred-json-mapper fix, and a test trap.