import type { ILogger } from '@venizia/ignis-helpers/core';
/** Standardized NotSupported error (HTTP 501) for a capability an implementation deliberately does not provide - logs a warning before throwing so the gap shows in operational logs, not just to the caller. */
export declare const throwNotSupported: (opts: {
    scope: string;
    feature: string;
    logger: ILogger;
}) => never;
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