from collections.abc import Collection, Mapping
from typing import Any


def build_answer_info(
    scores: Mapping[str, str],
    present_labels: Collection[str],
    rendered_labels: Collection[str],
    touched: Mapping[str, bool] | None = None,
) -> dict[str, dict[str, Any]]:
    """Describe every question using the answers actually compiled for a copy."""
    present = set(present_labels)
    rendered = set(rendered_labels)
    return {
        label: {
            "present": label in present,
            "not_empty": label in rendered,
            "touched": (touched or {}).get(label, False),
            "score": score,
        }
        for label, score in scores.items()
    }