Green Nextcloud Docker-Compose

docker-compose.yml

version: "3.7"

services:

  nextcloud:
    restart: unless-stopped
    image: nextcloud:16.0.6
    depends_on:
      - minio
      - postgres
      - redis
    environment:
      NEXTCLOUD_ADMIN_USER: put_in_your_admin_user
      NEXTCLOUD_ADMIN_PASSWORD: put_in_your_admin_password
      NEXTCLOUD_TRUSTED_DOMAINS: put_in_your_the_domain
      REDIS_HOST: redis
      POSTGRES_HOST: postgres
      POSTGRES_DB: nextcloud
      POSTGRES_USER: nextcloud
      POSTGRES_PASSWORD: pgpassword
    volumes:
        - ./s3.config.php:/var/www/html/config/s3.config.php
    labels:
      - "traefik.port=80"
      - "traefik.frontend.rule=Host:put_in_your_the_domain"
      - "traefik.enable=true"

  postgres:
    image: postgres:11.5
    restart: unless-stopped
    environment:
      POSTGRES_USER: nextcloud
      POSTGRES_PASSWORD: pgpassword
      POSTGRES_DB: nextcloud

  pgbackup:
    image: skn0tt/postgres-backup-s3:11.5
    depends_on:
      - postgres
    environment:
      SCHEDULE: '@hourly'
      S3_REGION: local
      S3_ACCESS_KEY_ID: put_in_your_access_key
      S3_SECRET_ACCESS_KEY: put_in_your_secret_key
      S3_BUCKET: put_in_a_unique_bucket_name
      S3_ENDPOINT: http://minio:9000
      POSTGRES_HOST: postgres
      POSTGRES_USER: nextcloud
      POSTGRES_PASSWORD: pgpassword
      POSTGRES_DATABASE: nextcloud

  redis:
    restart: unless-stopped
    image: redis:5.0.6

  minio:
    image: minio/minio:RELEASE.2019-10-12T01-39-57Z
    restart: unless-stopped
    command: gateway gcs
    volumes:
      - ./credentials.json:/credentials.json
    environment:
      GOOGLE_APPLICATION_CREDENTIALS: /credentials.json
      MINIO_ACCESS_KEY: put_in_your_access_key
      MINIO_SECRET_KEY: put_in_your_secret_key

  traefik:
    image: traefik:v1.7.19
    command:
      - --api
      - --docker
      - --docker.exposedbydefault=false
      - --retry
      - --defaultentrypoints=https,http
      - --entryPoints=Name:http Address::80 Redirect.EntryPoint:https
      - --entryPoints=Name:https Address::443 TLS
      - --acme.email=put_in_your_email
      - --acme.entryPoint=https
      - --acme.storage=acme.json
      - --acme.onHostRule=true
      - --acme.httpchallenge.entrypoint=http
    depends_on:
      - nextcloud
    ports:
      - "80:80"
      - "443:443"
      - "8080:8080"
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - /root/acme:/etc/traefik/acme

s3.config.php

<?php

$CONFIG = array(
  'objectstore' => array(
    'class' => 'OC\\Files\\ObjectStore\\S3',
    'arguments' => array(
            'bucket' => 'nc-simonknott-de-nextcloud',
            'autocreate' => true,
            'key'    => 'access_key',
            'secret' => 'secret_key',
            'hostname' => 'minio',
            'port' => 9000,
            'use_ssl' => false,
            'region' => 'optional',
            // required for some non amazon s3 implementations
            'use_path_style'=>true
    ),
  ),
);