{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "stopped": {
      "type": "boolean",
      "const": true
    },
    "previewUrl": {
      "type": "string"
    }
  },
  "required": ["stopped", "previewUrl"],
  "additionalProperties": {},
  "title": "Development session",
  "description": "Printed when the session stops."
}