For ZHA backups see
https://community.home-assistant.io/t/daily-zigbee-coordinator-backup-blueprint-znp-ezsp-bellows/377149
and
https://community.home-assistant.io/t/zha-integration-to-do-nightly-backup-of-both-zigbee-coordinator-adapter-dongle-stick-and-zigbee-network-database/357558
or alternativly manual backup
https://github.com/zigpy/zigpy/wiki/Coordinator-Backup-and-Migration