paracosm run [options]

Run a simulation against leaders.json (or --leaders <path>) and print
turn-by-turn narrative to stdout. Saves the full RunArtifact JSON to
./output/v3-<archetype>-<timestamp>.json (override with PARACOSM_OUTPUT_DIR).

Options:
  --leader <n>            Leader index in leaders.json (default: 0)
  --leaders <path>        Custom leaders.json path
  --turns <n>             Override turn count
  --seed <n>              Override seed
  --start-time <n>        Override start time / year
  --provider <p>          openai | anthropic (defaults to whichever key is set)
  --cost <p>              quality | economy (default: quality)
  --live                  Enable live web search during department analysis
  --name <s>              Override leader name
  --archetype <s>         Override leader archetype
  --unit <s>              Override leader unit
  --instructions <s>      Override leader instructions
  --openness <0-1>        HEXACO openness override
  --conscientiousness <0-1>
  --extraversion <0-1>
  --agreeableness <0-1>
  --emotionality <0-1>
  --honesty <0-1>         HEXACO honesty-humility override

Positional turn count: a single trailing number is read as --turns
  paracosm run 5          # equivalent to: paracosm run --turns 5
