Usage: rebar ready [--output {text,llm,json}] [--epic EPIC]
                   [--sort <priority|created|updated|id|status>]

List tickets ready to work (all blockers closed).

options:
  --output {text,llm,json}, -o {text,llm,json}
                        output format
  --epic EPIC           restrict to descendants of <id>
  --sort <priority|created|updated|id|status>
                        order by key ('-' prefix = descending)
