Django & React docker

docker-compose.django.yml

version: '3.2'
services:
  api:
    container_name: app
    build:
      context: ./src
      dockerfile: Dockerfile
    restart: "no"
    expose:
      - "8000"
    links:
      - postgres:postgres
    depends_on:
      - postgres
    labels:
      - traefik.enable=false
    tty: false

  nginx:
    container_name: nginx
    restart: "no"
    build:
      context: ./
      dockerfile: Dockerfile.nginx
    volumes:
      - type: volume
        source: mediadata
        target: /www/static
        read_only: true
    depends_on:
      - api
    links:
      - api:api
    networks:
      - internal
      - proxy
    labels:
      - traefik.backend=booki-api
      - traefik.frontend.rule=Host:api.vcap.me
      - traefik.docker.network=proxy
      - traefik.port=80

  postgres:
    container_name: booki-postgres
    restart: "no"
    image: postgres:10.4-alpine
    environment:
      POSTGRES_USER: 
      POSTGRES_PASSWORD: 
      POSTGRES_USER: ''
      POSTGRES_PASSWORD: ''
      POSTGRES_DB: ''
    expose:
      - 5432
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 30s
      timeout: 30s
      retries: 3
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data/
    networks:
      - internal
    labels:
      - traefik.enable=false

volumes:
  pgdata:
  mediadata:

networks:
  proxy:
    external: true
  internal:
    external: false

Dockerfile.nginx

FROM node
WORKDIR /app/
RUN yarn build

FROM nginx:1.11.1

RUN rm /etc/nginx/conf.d/default.conf
ADD nginx.conf /etc/nginx/conf.d/web.conf

COPY --from=builder /app/build /www/static

nginx.conf

map $http_upgrade $connection_upgrade {
    default   upgrade;
    ''        close;
}

server {

    listen 80 default_server;
    server_name _;
    charset utf-8;

    #error_page  404              /404.html;

    # redirect server error pages to the static page /50x.html
    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

    location /static/ {
        alias /www/static/;
    }

    location / {
        proxy_pass http://api:8000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    }
}