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

1:3606: fb2cng failed with code 1: 2026-09-28T01:29:36.605+0400 ERROR fbc.convert Conversion failed {"elapsed": "4.802256ms", "to": "", "ref_id": "", "error": "unable to parse fb2 source (