/**
 * TypeBox `Value` helpers for scanner `paramsSchema` / options validation.
 *
 * **Package dependency:** this module imports `@sinclair/typebox` and
 * `@sinclair/typebox/value` at runtime. They must be listed in **dependencies**
 * (not only devDependencies) so production installs and OpenClaw extension
 * layouts that omit dev deps still resolve `node_modules/@sinclair/typebox`.
 */
import type { TSchema } from "@sinclair/typebox";
/**
 * Returns whether `value` satisfies `schema` via TypeBox `Value.Check`.
 *
 * @param schema - TypeBox schema, or `undefined` (treated as valid for any value)
 * @param value - User-provided object to validate
 * @returns `true` if there is no schema or `Value.Check` succeeds
 */
export declare function isSchemaValueValid(schema: TSchema | undefined, value: unknown): boolean;
/**
 * Returns a short, single-line description of the first TypeBox error for `value` against `schema`.
 *
 * @param schema - TypeBox schema (required; use after `isSchemaValueValid` fails)
 * @param value - The same value that failed `Value.Check`
 * @returns Path and message from `Value.Errors(...).First()`, or a fallback string
 */
export declare function describeSchemaValidationError(schema: TSchema, value: unknown): string;
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