package api // ErrorResponse represents a standard error response format for the API.// It contains a single ErrorDetail field.type ErrorResponse struct {	Error ErrorDetail `json:"error"`} // ErrorDetail provides specific information about an error that occurred.// It includes a human-readable message, an error type, and an optional error code.type ErrorDetail struct {	// A human-readable message providing more details about the error.	Message string `json:"message"`	// The type of error that occurred (e.g., "invalid_request_error").	Type string `json:"type"`	// A short code identifying the error, if applicable.	Code string `json:"code,omitempty"`}