docker-compose.yml

version: '3'
services:
  web:
    hostname: web
    image: nginx
    ports:
      - 8080:80
    networks:
      - cloud_net
    restart: always
    volumes:
      - ./nextcloud:/var/www/html
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - app

  app:
    hostname: app
    image: nextcloud:14.0.3-fpm-alpine
    restart: always
    networks:
      - cloud_net
    volumes:
      - ./nextcloud:/var/www/html

  db:
    hostname: db
    image: mysql:8.0
    restart: always
    networks:
      - cloud_net
    volumes:
      - ./db/data:/var/lib/mysql
    command: --character-set-server=utf8
    environment:
      MYSQL_ROOT_PASSWORD: root123456
      MYSQL_DATABASE: nextcloud
      MYSQL_USER: nextcloud
      MYSQL_PASSWORD: nextcloud123
    ports:
      - 3306:3306

  onlyoffice:
    hostname: onlyoffice
    image: onlyoffice/documentserver
    restart: always
    ports:
      - 6060:80
    networks:
      - cloud_net

networks:
  cloud_net:

nginx.conf

user  www-data;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    keepalive_timeout  65;

    set_real_ip_