export declare const COMMAND_RESULT_UNKNOWN_CODE = "command_result_unknown";
export declare const COMMAND_RESULT_UNKNOWN_HINT = "Inspect the browser/session state before retrying. Do not blindly retry write commands such as navigate, click, type, or eval.";
export declare const PROFILE_DISCONNECTED_HINT = "Open that Chrome profile and make sure the OpenCLI extension is enabled, or choose another profile with opencli profile use <name>.";
export type DaemonFailureContract = {
    message: string;
    errorCode: string;
    errorHint: string;
    status: number;
    countAsCommandResultUnknown: boolean;
};
export declare function commandResultUnknownMessage(action: string): string;
export declare function buildExtensionDisconnectFailure(input: {
    contextId: string;
    action: string;
    dispatched: boolean;
}): DaemonFailureContract;
export declare function buildCommandDispatchFailure(contextId: string): DaemonFailureContract;
export declare function getResponseCorsHeaders(pathname: string, origin?: string): Record<string, string> | undefined;