import logging
import os

LOG_FILE = os.environ.get("LOG_FILE", "app.log")

# Configure centralized logging
logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s - %(levelname)s - %(name)s - %(message)s',
    handlers=[
        logging.FileHandler(LOG_FILE),
        logging.StreamHandler()
    ]
)

def get_logger(name):
    return logging.getLogger(name)