from pathlib import Path


PROJECT_ROOT = Path(__file__).resolve().parents[2]


def resolve_path(path: str | Path) -> Path:
    candidate = Path(path)
    if candidate.is_absolute():
        return candidate
    return PROJECT_ROOT / candidate


def ensure_dir(path: str | Path) -> Path:
    target = resolve_path(path)
    target.mkdir(parents=True, exist_ok=True)
    return target