"""Legacy generative LM rewrite — NOT used by the structural engine.

Functions remain as stubs so optional imports and old scripts do not crash.
"""

from __future__ import annotations

from typing import Any


def generative_package_present() -> bool:
    return False


def generative_available() -> bool:
    return False


def backend_name() -> str | None:
    return None


def backend_kind() -> str:
    return "none"


def rewrite_unit(*_args: Any, **_kwargs: Any) -> str | None:
    return None


def generative_paraphrase(*_args: Any, **_kwargs: Any) -> str | None:
    return None


def warm_generative() -> bool:
    return False