start.sh

#!/usr/bin/env bash

# Exit immediately if a command exits with a non-zero status.
set -o errexit

echo "Starting Uvicorn, Celery Worker, and Celery Beat using UV..."

# Run database migrations before starting servers
.venv/bin/python manage.py migrate --noinput

# Start Uvicorn web server in the background.
.venv/bin/uvicorn backend.asgi:application --host 0.0.0.0 --port ${PORT:-8001} --workers 1 --ws auto --timeout-keep-alive 120 --log-config uvicorn_log_config.json &

# Start Celery Worker with embedded Beat scheduler in the background (saves RAM and processes).
.venv/bin/celery -A backend worker -B -l info --pool=solo --concurrency=1 --without-gossip --without-mingle --scheduler django_celery_beat.schedulers:DatabaseScheduler &

# Wait for any of the background processes to exit.
wait -n

# Exit with the status of the process that exited first.
exit $?