От первого знакомства с сервером до собственного Cotton Cloud.

name: cotton

services:
  postgres:
    image: postgres:18
    restart: unless-stopped
    environment:
      POSTGRES_DB: cotton
      POSTGRES_USER: cotton
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?Set POSTGRES_PASSWORD in .env}
    volumes:
      - postgres_data:/var/lib/postgresql
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U cotton -d cotton"]
      interval: 5s
      timeout: 5s
      retries: 20

  cotton:
    image: bvdcode/cotton:latest
    restart: unless-stopped
    depends_on:
      postgres:
        condition: service_healthy
    expose:
      - "8080"
    volumes:
      - /data/cotton:/app/files
    environment:
      COTTON_PG_HOST: postgres
      COTTON_PG_PORT: "5432"
      COTTON_PG_DATABASE: cotton
      COTTON_PG_USERNAME: cotton
      COTTON_PG_PASSWORD: ${POSTGRES_PASSWORD:?Set POSTGRES_PASSWORD in .env}
    security_opt:
      - no-new-privileges:true

  caddy:
    image: caddy:2
    restart: unless-stopped
    depends_on:
      - cotton
    ports:
      - "80:80"
      - "443:443"
      - "443:443/udp"
    environment:
      COTTON_DOMAIN: ${COTTON_DOMAIN:?Set COTTON_DOMAIN in .env}
    volumes:
      - ./Caddyfile:/etc/caddy/Caddyfile:ro
      - caddy_data:/data
      - caddy_config:/config

volumes:
  postgres_data:
  caddy_data:
  caddy_config:

{$COTTON_DOMAIN} {
  reverse_proxy cotton:8080
}

POSTGRES_PASSWORD=<создаётся автоматически>
COTTON_DOMAIN=cloud.example.com