Function bodies 4 total

def guides(*, lang: str | None = None, category: str | None = None) -> list[dict]:
    """Get tech guides for seniors.

    Args:
        lang: Filter by language code (en, es, fr, pt, it).
        category: Filter by category slug.

    Returns:
        List of guide dicts.

    Examples:
        >>> import facil
        >>> spanish = facil.guides(lang="es")
        >>> security = facil.guides(category="security")

    Browse all: https://facil.guide
    """
    result = GUIDES
    if lang:
        result = [g for g in result if lang in g["languages"]]
    if category:
        result = [g for g in result if g["category"] == category]
    return result

def categories() -> list[dict]:
    """Get all guide categories.

    Returns:
        List of category dicts with slug, name, and description.
    """
    return list(CATEGORIES)

def languages() -> list[dict]:
    """Get all available languages.

    Returns:
        List of language dicts with code, name, and URL.
    """
    return list(LANGUAGES)

def search(query: str, *, lang: str | None = None) -> list[dict]:
    """Search guides by title.

    Args:
        query: Search term (case-insensitive).
        lang: Filter by language.

    Returns:
        List of matching guides.

    Examples:
        >>> facil.search("whatsapp")
        [{'title': 'How to Set Up WhatsApp', ...}]
    """
    q = query.lower()
    results = guides(lang=lang)
    return [g for g in results if q in g["title"].lower()]