steps:
  backup-on-push:
    image: alpine
    volumes:
      - name: obsidian
        path: /obsidian
      - name: backup
        path: /backup
    commands:
      - tar czf /backup/obsidian-$(date +%F).tar.gz /obsidian
    when:
      event: [ push, manual ]

  backup-on-cron:
    image: alpine
    volumes:
      - name: obsidian
        path: /obsidian
      - name: backup
        path: /backup
    commands:
      - tar czf /backup/obsidian-$(date +%F).tar.gz /obsidian
    when:
      event: [ cron ]
      cron: nightly-backup