/// Map short model names to full Anthropic API model IDs.
/// CLI handles short names itself; HTTP API needs the full ID.
pub(super)fnresolve_model_for_api(short:&str)->&str{match short {"haiku"=>"claude-haiku-4-5-20251001","sonnet"=>"claude-sonnet-4-5-20250514","opus"=>"claude-opus-4-20250514",_=> short,}}