Add MQTT device firmware version#20

Merged

DevOldSchool merged 3 commits intomasterfrom

feature/mqtt-device-versions

Jan 18, 2026

Commits on Jan 18, 2026

Added firmware version to MQTT device and ensured discovery is cleared before posting new discovery.
DevOldSchool
committed
Switched legacy nginx build to manual as this doesn't change often.
DevOldSchool
committed
Removed imports that are not a part of this PR.
DevOldSchool
committed