Function emit_claude_code_with_realization 

pub fn emit_claude_code_with_realization(
    ir: &WarbleIr,
    out_dir: &Path,
    target_id: &str,
    render_flavor: RenderFlavor,
    models: &ModelConfig,
    hybrid: HybridRealization,
) -> Result<(), DispatchError>

As emit_claude_code_with_models, choosing how a hybrid binding’s LOCAL step is realized on the file target (bash-script script vs an MCP server). Only affects the hybrid path.