[Feature Request]: 5 Sec press on PRG = Shutdown

[tdvdk]

Platform

other

Description

A nice feature will be to have the device (im my case Haltec v3 og v4) to shutdown when you press en PRG botton for 5 or 10 sec's
When using an mobile node i an case , its many steps to shutdown the device

[github-actions]

@tdvdk, Welcome to Meshtastic! 👋

Thanks for opening your first issue. If it's helpful, an easy way
to get logs is the "Open Serial Monitor" button on the Web Flasher.

If you have ideas for features, note that we often debate big ideas
in the discussions tab
first. This tracker tends to be for ideas that have community
consensus and a clear implementation.

We're very active on discord,
especially the #firmware and #alphanauts-testing channels. If you'll
be around for a while, we'd love to see you there!

Welcome to the community! ❤️

[thebentern]

This is existing functionality. Long press on the USR button already shuts down.