One-click installer for Ghost on Caprover

ghost-caprover-install.json

{
  "captainVersion": "2",
  "documentation": "Taken from https://docs.ghost.org/",
  "displayName": "",
  "description": "Ghost is a free and open source blogging platform written in JavaScript and distributed under the MIT License",
  "dockerCompose": {
    "services": {
      "$$cap_appname": {
        "depends_on": [
          "$$cap_appname-db"
        ],
        "containerHttpPort": "2368",
        "environment": {
          "url": "$$cap_url",
          "database__client": "mysql",
          "database__connection__host": "srv-captain--$$cap_appname-db",
          "database__connection__user": "ghost",
          "database__connection__password": "$$cap_db_ghost_password",
          "database__connection__database": "ghost"
        },
        "dockerfileLines": [
          "FROM ghost:$$cap_ghost_version",
          "RUN apt-get update && apt-get install wait-for-it",
          "ENTRYPOINT [\"wait-for-it\", \"srv-captain--$$cap_appname-db:3306\", \"--\", \"docker-entrypoint.sh\"]",
          "CMD [\"node\", \"current/index.js\"]"
        ],
        "restart": "always",
        "volumes": [
          "$$cap_appname-content:/var/lib/ghost/content"
        ]
      },
      "$$cap_appname-db": {
        "environment": {
          "MYSQL_ROOT_PASSWORD": "$$cap_db_password",
          "MYSQL_DATABASE": "ghost",
          "MYSQL_USER": "ghost",
          "MYSQL_PASSWORD": "$$cap_db_ghost_password"
        },
        "notExposeAsWebApp": "true",
        "image": "mysql:5.7.30",
        "restart": "always",
        "volumes": [
          "$$cap_appname-mysql-data:/var/lib/mysql"
        ]
      }
    },
    "version": "2.1",
    "volumes": {
      "$$cap_appname-content": {},
      "$$cap_appname-mysql-data": {}
    }
  },
  "instructions": {
    "end": "Ghost is deployed and available as $$cap_appname. \n\n IMPORTANT: It will take up to 2 minutes for Ghost to be ready. Before that, you might see 502 error page.\n",
    "start": "Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News."
  },
  "variables": [
    {
      "defaultValue": "2.16.4",
      "description": "Check out their Docker page for the valid tags https://hub.docker.com/_/ghost/tags",
      "id": "$$cap_ghost_version",
      "label": "Ghost Version",
      "validRegex": "/^([^\\s^\\/])+$/"
    },
    {
      "description": "Blog's public URL",
      "id": "$$cap_url",
      "label": "Blog URL",
      "validRegex": "/.+/"
    },
    {
      "description": "Root password that will be created on MySQL",
      "id": "$$cap_db_password",
      "label": "MySQL root password",
      "validRegex": "/^(?=.*\\d).{10,}$/"
    },
    {
      "description": "Password for database user named `ghost`",
      "id": "$$cap_db_ghost_password",
      "label": "MySQL Ghost user password",
      "validRegex": "/^(?=.*\\d).{10,}$/"
    }
  ]
}