requested: 1
included: 0
skipped_missing: 0
skipped_failed: 1

1:3661: fb2cng failed with code 1: 2026-09-26T20:45:34.204+0400 ERROR fbc.convert Conversion failed {"elapsed": "12.295854ms", "to": "", "ref_id": "", "error": "unable to parse fb2 source 