docker-compose.yml

name: langchain-extract

services:
  postgres:
    # Careful if bumping postgres version.
    # Make sure to keep in sync with CI
    # version if being tested on CI.
    image: postgres:16
    expose:
      - "5432"
    ports:
      - "5432:5432"
    environment:
      POSTGRES_DB: langchain
      POSTGRES_USER: langchain
      POSTGRES_PASSWORD: langchain
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U langchain -d langchain -W langchain"]
      interval: 10s
      timeout: 5s
      retries: 5
    volumes:
      - postgres_data:/var/lib/postgresql/data

  backend:
    build:
      context: .
      dockerfile: ./backend/Dockerfile
      target: development
    env_file:
      - .local.env
    environment:
      - PG_HOST=postgres
        # Define CORS origins for dev work on UI
      - CORS_ORIGINS=http://localhost:3000
    ports:
      - "8000:8000" # Backend is accessible on localhost:8100
    depends_on:
      - postgres
    volumes:
      - ./backend:/backend

  frontend:
    build:
      context: ./frontend
      dockerfile: ./Dockerfile
      target: development
    ports:
      - "3000:3000"
    environment:
      - NODE_ENV=development
    volumes:
      - ./frontend:/app
      - /app/node_modules
    depends_on:
      - backend

volumes:
  postgres_data: