render.yaml

services:
  - type: web
    name: wordpress
    env: docker
    plan: standard
    disk:
      name: wordpress
      mountPath: /var/www/html
      sizeGB: 20
    envVars:
      - key: WORDPRESS_DB_HOST
        fromService:
          name: mysql-wordpress
          type: pserv
          property: host
      - key: WORDPRESS_DB_NAME
        value: mysql
      - key: WORDPRESS_DB_USER
        value: mysql
      - key: WORDPRESS_DB_PASSWORD
        value: mysql
  - type: pserv
    name: mysql-wordpress
    env: docker
    plan: standard
    disk:
      name: mysql-wordpress
      mountPath: /var/lib/mysql
      sizeGB: 20
    envVars:
      - fromGroup: mysql-wordpress

envVarGroups:
  - name: mysql-wordpress
    envVars:
      - key: MYSQL_DATABASE
        value: mysql
      - key: MYSQL_USER
        value: mysql
      - key: MYSQL_PASSWORD
        generateValue: true
      - key: MYSQL_ROOT_PASSWORD
        generateValue: true