import os
from pathlib import Path
from app.core.logging_setup import logger

def setup_environment():
    """Set up environment variables and directories."""
    try:
        cache_dir = Path("/app/hf_cache")
        cache_dir.mkdir(parents=True, exist_ok=True)
        os.environ["HF_HOME"] = str(cache_dir)
        os.environ["SENTENCE_TRANSFORMERS_HOME"] = str(cache_dir)
        logger.info("Environment variables and cache directory set up successfully.")
    except Exception as e:
        logger.error(f"Error setting up environment: {e}")