{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://antaeus.io/contracts/v0alpha1/problem.schema.json",
  "title": "RFC 9457 Problem Details",
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "format": "uri-reference"
    },
    "title": {
      "type": "string",
      "maxLength": 256
    },
    "status": {
      "type": "integer",
      "minimum": 100,
      "maximum": 599
    },
    "detail": {
      "type": "string",
      "maxLength": 4096
    },
    "instance": {
      "type": "string",
      "format": "uri-reference"
    },
    "code": {
      "$ref": "common.schema.json#/$defs/reasonCode"
    }
  },
  "required": ["type", "title", "status"],
  "additionalProperties": true
}