You're probably referring to Spring boot, which I haven't used but I presume is fine. However, the Spring framework in the 2000s was a horrible mess of "aspect

You're probably referring to Spring boot, which I haven't used but I presume is fine. However, the Spring framework in the 2000s was a horrible mess of "aspect oriented programming" and obscure XML configuration files. Till this day I had no idea what it was trying to achieve with that architecture (except maybe trying to avoid writing code by writing lots of XML configuration files instead) I think they learned their lesson.