docker-compose.yml

services:
  postgres_db:
    container_name: paycrest_db
    image: postgres:16-alpine3.17
    environment:
      - POSTGRES_USER=${DB_USER}
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - POSTGRES_DB=${DB_NAME}
    volumes:
      - ./tmp/db:/var/lib/postgresql/data
    ports:
      - ${DB_PORT}:5432
    restart: always

  redis:
    container_name: paycrest_redis
    image: redis:7.2-alpine
    environment:
      - REDIS_DB=0
      - REDIS_PASSWORD=${REDIS_PASSWORD}
    ports:
      - ${REDIS_PORT}:6379
    volumes:
      - ./redis.conf:/usr/local/etc/redis/redis.conf
    command: ["redis-server", "/usr/local/etc/redis/redis.conf"]
    restart: always

  server:
    container_name: paycrest_aggregator
    build:
      context: .
      dockerfile: Dockerfile
    ports:
      - ${SERVER_PORT}:${SERVER_PORT}
    depends_on:
      - postgres_db
    links:
      - postgres_db:postgres_db
    volumes:
      - .:/app
      - tmpfs-cache:/root/.cache/go-build  # Add tmpfs volume for build cache
    deploy:
      resources:
        limits:
          memory: 8G    # Set memory limit
        reservations:
          memory: 4G    # Guaranteed memory
    tmpfs:
      - /root/.cache/go-build:rw,noexec,nosuid,size=2G  # Mount tmpfs for build cache
    restart: always

# Define volumes
volumes:
  tmpfs-cache:
    driver: local
    driver_opts:
      type: tmpfs
      device: tmpfs