I would try to learn some new tech. Definitely not something you can do in a vacuum with no goal for months in a corporate setting, but e.g. learning more about

I would try to learn some new tech. Definitely not something you can do in a vacuum with no goal for months in a corporate setting, but e.g. learning more about a programming language you already use, or some libraries, some tooling, you can easily spend a few weeks. After that, yes it'd make sense to find something else.