{
  "400": {
    "description": "Bad Request – Validation failed",
    "example": { "$ref": "../examples/errors/400.json" }
  },
  "401": {
    "description": "Unauthorized – Missing or invalid token",
    "example": { "$ref": "../examples/errors/401.json" }
  },
  "404": {
    "description": "Not Found – Resource missing",
    "example": { "$ref": "../examples/errors/404.json" }
  },
  "409": {
    "description": "Conflict – Resource conflict (e.g. duplicate email)",
    "example": { "$ref": "../examples/errors/409.json" }
  },
  "500": {
    "description": "Internal Server Error",
    "example": { "$ref": "../examples/errors/500.json" }
  }
}