/**
 * Versioned routing RPC service.
 *
 * Operations are read-only projections or explicit-gated mutations. Promotion
 * requires an authorized RPC. All payloads are bounded and free of credentials.
 */
export declare const ROUTING_RPC_VERSION: 1;
export declare const ROUTING_RPC_OPERATIONS: readonly ["routing.status", "routing.decide", "routing.explain", "routing.replay", "routing.compare", "routing.candidates", "routing.features", "routing.shadowStatus", "routing.shadowCompare", "routing.policyList", "routing.policyInspect", "routing.policyValidate", "routing.policyCompare", "routing.policyPromote", "routing.policyRollback", "routing.driftStatus", "routing.driftInspect"];
export type RoutingRpcOperation = (typeof ROUTING_RPC_OPERATIONS)[number];
export interface RoutingRpcRequest {
    version: typeof ROUTING_RPC_VERSION;
    requestId: string;
    operation: RoutingRpcOperation;
    parameters?: Record<string, string | number | boolean | string[] | Record<string, unknown>>;
}
export type RoutingRpcErrorKind = "invalid_operation" | "not_found" | "invalid_request" | "unauthorized";
export interface RoutingRpcError {
    error: RoutingRpcErrorKind;
    message: string;
}
export declare class RoutingRpcService {
    private evidenceCache;
    private evidence;
    handle(request: RoutingRpcRequest): RoutingRpcResponse | RoutingRpcError;
}
export type RoutingRpcResponse = {
    operation: RoutingRpcOperation;
    data: unknown;
};
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