nicegui/examples/nginx_subpath/docker-compose.yml

version: "3.9"
services:
  app:
    image: zauberzeug/nicegui:latest
    ports:
      - "3000:8080"

  proxy:
    image: nginx:1.16.0-alpine
    ports:
      - "80:80"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf