Corrige une desynchronisation serie qui causait l'envoi de la commande
AT+USOWR comme donnees UDP au lieu du payload capteurs. Ajout de flush
buffer serie, verification du prompt @, et abort propre a chaque etape.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Add VERSION file (1.0.0) and changelog.json for firmware tracking
- Add device_type config param (nebuleair_pro default, backward compatible via INSERT OR IGNORE)
- Add device_type select in admin.html Protected Settings
- Add version badge and changelog modal in Updates section
- Add get_firmware_version and get_changelog PHP endpoints
- Display firmware version in update_firmware.sh after git pull
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>