export type PipeScaleStrategy = 'bounded_local' | 'partitioned_remote';
export type PipeCheckpointBackend = 'none' | 'r2';
export interface PipeScaleSource {
    name?: string;
    pipe_schema_version?: unknown;
    resource_class?: unknown;
    estimated_peak_gb?: unknown;
    expected_input_gb?: unknown;
    max_partition_gb?: unknown;
    max_working_set_gb?: unknown;
    scale_strategy?: unknown;
    partition_key?: unknown;
    checkpoint_backend?: unknown;
    resume_upload_supported?: unknown;
}
/**
 * Fail-closed scale contract for every current AI-operated ingestion gate.
 * Legacy scheduled sources remain readable, but Gate 1+ requires schema v3.
 */
export declare function assertPipeScaleContract(config: PipeScaleSource): void;