src/config.py

def get_model_options() -> list[tuple[str, dict]]:
    """Retorna lista de tuplas (label, model_id) para uso em selectbox."""

    model_id = 'CEIA-POSITIVO/Qwen4-sft-brainly'
    revisions = ['rl-step60','rl-step100','rl-step140','rl-step280']
    
    PRESELECTED_MODELS = [{ 'model_id': model_id,
                            'revision': r,
                            'tokenizer': 'Qwen/Qwen3-0.6B',
                        } for r in revisions]

    return [(m['revision'], m) for m in PRESELECTED_MODELS]