docker-compose.yml

version: '3'

services:
    api:
        build: .
        depends_on: 
            - db
            - redis
            - worker
        command: gunicorn --bind 0.0.0.0:8000 --reload "src:create_app()"
        ports:
            - "8000:8000"
        links:
            - db:db
            - redis:redis
        environment:
            - DATABASE_URL=postgresql://${DB_USER}:${DB_PASSWORD}@db/${DB_DATABASE}
            - REDIS_URL=redis://redis
            - TWITTER_BEARER_TOKEN=${TWITTER_BEARER_TOKEN}
            - GOOGLE_SERVICE_ACCOUNT=${GOOGLE_SERVICE_ACCOUNT}
        volumes:
            - .:/readlater
    
    db:
        image: postgres:13-alpine
        ports:
            - "5432:5432"
        environment:
            - POSTGRES_USER=${DB_USER}
            - POSTGRES_PASSWORD=${DB_PASSWORD}
            - POSTGRES_DB=${DB_DATABASE}

    redis:
        image: redis:latest
        ports: 
            - "6379:6379"

    worker:
        build: .
        depends_on:
            - "db"
            - "redis"
        links:
            - redis:redis
        environment:
            - DATABASE_URL=postgresql://${DB_USER}:${DB_PASSWORD}@db/${DB_DATABASE}
            - BROKER_URL=redis://redis/0
            - GOOGLE_SERVICE_ACCOUNT=${GOOGLE_SERVICE_ACCOUNT}
            - GOOGLE_APPLICATION_CREDENTIALS=${GOOGLE_APPLICATION_CREDENTIALS}
        command:
            celery -A celery_worker.celery worker
        volumes:
            - .:/readlater