docker-compose.yml

# ============================================================================
# Task Manager – Production Docker Orchestration
# ============================================================================
# Usage:
#   docker compose up -d
#   docker compose logs -f
#   docker compose down
# ============================================================================

version: "3.9"

services:
  # ==========================================================================
  # PostgreSQL Database
  # ==========================================================================
  db:
    image: postgres:16-alpine
    container_name: taskmanager-db
    restart: unless-stopped
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-taskmanager}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-secretpassword}
      POSTGRES_DB: ${POSTGRES_DB:-taskmanager}
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - taskmanager-network

  # ==========================================================================
  # Go API Server
  # ==========================================================================
  api:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: taskmanager-api
    restart: unless-stopped
    environment:
      DATABASE_URL: ${DATABASE_URL:-postgres://taskmanager:secretpassword@db:5432/taskmanager?sslmode=disable}
      JWT_SECRET: ${JWT_SECRET:-change-this-to-a-very-long-random-secret-key-in-production}
      JWT_EXPIRATION: ${JWT_EXPIRATION:-24h}
      API_PORT: ${API_PORT:-8080}
      API_ALLOWED_ORIGINS: ${API_ALLOWED_ORIGINS:-http://localhost:3000}
    ports:
      - "8080:8080"
    depends_on:
      db:
        condition: service_started
    healthcheck:
      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:8080/api/auth/me"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 15s
    networks:
      - taskmanager-network

  # ==========================================================================
  # Next.js Frontend
  # ==========================================================================
  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    container_name: taskmanager-frontend
    restart: unless-stopped
    environment:
      NODE_ENV: production
      NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-http://localhost:8080/api}
      PORT: 3000
      HOSTNAME: 0.0.0.0
    ports:
      - "3000:3000"
    depends_on:
      api:
        condition: service_started
    networks:
      - taskmanager-network
# ============================================================================
# Volumes
# ============================================================================
volumes:
  postgres_data:
    driver: local

# ============================================================================
# Networks
# ============================================================================
networks:
  taskmanager-network:
    driver: bridge
    name: taskmanager-network