container_block.json

{
  "type": "container",
  "block_id": "fake_block_id",
  "title": {
    "type": "plain_text",
    "text": "Deployment summary"
  },
  "subtitle": {
    "type": "mrkdwn",
    "text": "Production is healthy"
  },
  "child_blocks": [
    {
      "type": "section",
      "block_id": "child_1",
      "text": {
        "type": "mrkdwn",
        "text": "All systems operational."
      }
    }
  ],
  "width": "standard",
  "is_collapsible": false,
  "default_collapsed": false,
  "has_header_divider": true
}