import type { ImportedOutputDeclaration, ProducerContractResult } from '@forgeax/engine-types';
type ProducerObject = Record<string, unknown>;
/**
 * Validate one package or imported-output producer declaration.
 *
 * The accepted fields mirror the engine-types POD contract. This function
 * validates that schema without creating a second schema or interpreting
 * diagnostic messages.
 */
export declare function validateProducerContract(value: unknown): ProducerContractResult<ProducerObject>;
/**
 * Validate output topology without ever treating `sourceIndex` as identity.
 *
 * AI-readable callers should use the discriminated result and its structured
 * `code`, `expected`, `actual`, and `hint` fields for recovery decisions.
 */
export declare function validateProducerOutputs(outputs: readonly ImportedOutputDeclaration[]): ProducerContractResult<readonly ImportedOutputDeclaration[]>;
export {};
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