"""Configurable data paths (local `data/` or Hugging Face persistent `/data`)."""

from __future__ import annotations

import os
from pathlib import Path


def get_data_dir() -> Path:
    return Path(os.environ.get("DATA_DIR", "data"))


def docs_root() -> Path:
    return get_data_dir() / "enterprise_accounting_docs"


def index_path() -> Path:
    return get_data_dir() / "accounts_docs.index"


def metadata_path() -> Path:
    return get_data_dir() / "metadata.json"


def lora_path() -> Path:
    return Path(os.environ.get("LORA_PATH", "models/codet5_lora_finetuned"))