Disaster Recovery

Guide the user through full Raspberry Pi disaster recovery, including backup verification, snapshot restore, Docker volume recovery, SD card imaging, and multi-node migration.

Trigger

• User asks how to restore their Pi after a failure
• User wants to verify backups are complete and recent
• User needs to migrate to new hardware (new Pi, new SD card)
• User wants to recover a specific Docker volume or service
• User asks about backup strategy, retention, or coverage
• User mentions "restore", "disaster recovery", "migration", or "SD card imaging"
• User asks what changed between backups

Required Inputs

• SSH connectivity to the Raspberry Pi (validated via homelab_sshTest)
• Restic installed on the Pi (sudo apt install restic)
• Backup repository accessible at HOMELAB_BACKUP_REPO (default /mnt/backup/restic)