- Fix PBS login to use PBS_PASSWORD environment variable instead of stdin
- Change backup discovery command from 'snapshots host/<CT_ID>' to 'snapshot list ct/<CT_ID>'
- Use full repository string (root@pam@IP:DATASTORE) instead of storage name
- Parse table format output correctly (snapshot | size | files)
- Extract snapshot name, size, and date from table output
- Convert size units (MiB/GiB) to bytes for storage
- Fix TypeScript errors with proper null checks