Set closeIdleSessions = true by default in Vaadin 25

Out of the box, push keeps sessions alive forever as closeIdleSessions is false by default. This is non-intuitive and has caused confusion recently, I did explain this in three separate questions on the same topic:

To make the framework behavior more intuitive and avoid further confusion, I would suggest to set closeIdleSessions = true by default in Vaadin 25.

I suggest you to create an issue on Flow GitHub repository

Thanks for considering this! Here we go: https://github.com/vaadin/flow/issues/18153