def safe_execute_workflow(yaml_path: str) -> dict:
    """Execute workflow with comprehensive error handling."""
    try:
        # Validate config exists
        if not Path(yaml_path).exists():
            return {'status': 'error', 'message': f'Config not found: {yaml_path}'}

        # Load and validate
        config = WorkflowConfig.from_yaml(yaml_path)

*See sub-skills for full details.*