# celery_app.py
from celery import Celery
import os

REDIS_URL = os.getenv("REDIS_URL", "redis://redis:6379/0")

celery_app = Celery(
    "bookscraper",
    broker=REDIS_URL,
    backend=REDIS_URL
)

celery_app.conf.update(
    task_default_queue="default",
    task_routes={
        "tasks.scraping.*": {"queue": "scraping"},
        "tasks.audio.*": {"queue": "audio"},
    },
    worker_prefetch_multiplier=1,  # important for concurrency=1 workers
    task_acks_late=True,
)