- Add PBSStorageCredential model to database schema (fingerprint now required)
- Create PBS credentials API router with CRUD operations
- Add PBS login functionality to backup service before discovery
- Create PBSCredentialsModal component for managing credentials
- Integrate PBS credentials management into ServerStoragesModal
- Update storage service to extract PBS IP and datastore info
- Add helpful hint about finding fingerprint on PBS dashboard
- Auto-accept fingerprint during login using stored credentials
- Add Backup model to Prisma schema with fields for container_id, server_id, hostname, backup info
- Create backupService with discovery methods for local (/var/lib/vz/dump/) and storage (/mnt/pve/<storage>/dump/) backups
- Add database methods for backup CRUD operations and grouping by container
- Create backupsRouter with getAllBackupsGrouped and discoverBackups procedures
- Add BackupsTab component with collapsible cards grouped by CT_ID and hostname
- Integrate backups tab into main page navigation
- Filter storages by node hostname matching to only show applicable storages
- Skip PBS backups discovery (temporarily disabled)
- Add comprehensive logging for backup discovery process
