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package executor import (	"errors"	"net/http") // UpstreamWebsocketReplayRequiredError indicates that an incremental request// cannot safely continue because its upstream websocket is no longer reusable.type UpstreamWebsocketReplayRequiredError struct{} func (*UpstreamWebsocketReplayRequiredError) Error() string {	return `{"error":{"message":"upstream transport requires full HTTP replay","type":"server_error","code":"upstream_http_replay_required","status":426}}`} func (*UpstreamWebsocketReplayRequiredError) StatusCode() int { return http.StatusUpgradeRequired } func (*UpstreamWebsocketReplayRequiredError) IsRequestScoped() bool { return true } // NewUpstreamWebsocketReplayRequiredError creates a request-scoped replay signal.func NewUpstreamWebsocketReplayRequiredError() error {	return &UpstreamWebsocketReplayRequiredError{}} // IsUpstreamWebsocketReplayRequired reports whether err is the internal replay signal.func IsUpstreamWebsocketReplayRequired(err error) bool {	var replayErr *UpstreamWebsocketReplayRequiredError	return errors.As(err, &replayErr)}