import logging
import os

LOG_LEVEL = os.getenv("LOG_LEVEL", "INFO").upper()
LOG_FORMAT = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"

def get_logger(name: str) -> logging.Logger:
    logger = logging.getLogger(name)
    if not logger.hasHandlers():
        handler = logging.StreamHandler()
        formatter = logging.Formatter(LOG_FORMAT)
        handler.setFormatter(formatter)
        logger.addHandler(handler)
        logger.setLevel(LOG_LEVEL)
    return logger

# Example usage:
# logger = get_logger(__name__)
# logger.info("Logger initialized.")