Ghost in Docker

.env

# Tag used for the ghost docker image
export GHOST_IMAGE_TAG=latest

# Tag used for the MariaDB docker image
export MARIADB_IMAGE_TAG=latest

# Configure the blog url in ghost
export BLOG_URL=http://127.0.0.1:8022

# Root password used for MariaDB
export MYSQL_ROOT_PASSWORD=password

# User password used by ghost to connect to the database
export MYSQL_PASSWORD=password

# Host folders used by the containers
export MYSQL_HOST_PATH=./mariadb
export GHOST_HOST_PATH=./www

docker-compose.yml

version: '3.3'

services:
  mariadb:
    container_name: project_mariadb
    image: mariadb:${MARIADB_IMAGE_TAG}
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_USER: ghost
      MYSQL_PASSWORD: ${MYSQL_PASSWORD}
      MYSQL_DATABASE: ghost_production
    restart: always
    volumes:
      - type: bind
        source: ${MYSQL_HOST_PATH}
        target: /var/lib/mysql

  ghost:
    container_name: project_ghost
    image: ghost:${GHOST_IMAGE_TAG}
    ports:
        - 8022:2368
    environment:
      url: ${BLOG_URL:-http://127.0.0.1}
      database__client: mysql
      database__connection__host: mariadb
      database__connection__database: ghost_production
      database__connection__user: ghost
      database__connection__password: ${MYSQL_PASSWORD}
    depends_on:
      - mariadb
    restart: always
    volumes:
      - type: bind
        source: ${GHOST_HOST_PATH}
        target: /var/lib/ghost/content

site.com.conf

server {
    server_name site.com www.site.com;
    
    error_log /var/www/site/logs/error.log;
    access_log /var/www/site/logs/access.log;

    location /{
        proxy_pass http://localhost:8022;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }

}