{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.savvycal.com/v1/schemas/webhook",
  "title": "Webhook",
  "description": "A webhook configuration for receiving SavvyCal event notifications.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique webhook identifier."
    },
    "url": {
      "type": "string",
      "format": "uri",
      "description": "The endpoint URL where notifications are sent."
    },
    "secret": {
      "type": "string",
      "description": "Secret used for HMAC-SHA256 payload authentication via x-savvycal-signature header."
    },
    "state": {
      "type": "string",
      "description": "Current webhook state.",
      "enum": ["active", "disabled", "deleted"]
    },
    "version": {
      "type": "string",
      "description": "Payload format version.",
      "example": "2020-11-18"
    },
    "events": {
      "type": "array",
      "description": "Subscribed event types.",
      "items": {
        "type": "string",
        "enum": [
          "event.created",
          "event.requested",
          "event.approved",
          "event.declined",
          "event.rescheduled",
          "event.changed",
          "event.canceled",
          "event.checkout.pending",
          "event.checkout.expired",
          "event.checkout.completed",
          "event.attendee.added",
          "event.attendee.canceled",
          "event.attendee.rescheduled",
          "poll.response.created",
          "poll.response.updated",
          "workflow.action.triggered"
        ]
      }
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "When the webhook was created."
    }
  },
  "required": ["id", "url", "secret", "state", "version", "created_at"]
}