Standard error response
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://api.example.com/schemas/error-response.json", "title": "ErrorResponse", "type": "object", "description": "Standard error response", "properties": { "code": { "type": "string", "description": "Machine-readable error code" }, "message": { "type": "string", "description": "Human-readable error description" }, "details": { "type": "string", "description": "Additional error context or troubleshooting information" } } }