/**
 * Optional LibQC configuration for ML-DSA–signed JSON-RPC over HTTP.
 */
export interface SignedHttpConfig {
    /**
     * Base URL of the key registration worker (no trailing slash), e.g.
     * `https://register.example.com`.
     */
    readonly registerUrl: string;
}
/**
 * Normalizes a register worker base URL (strips trailing slashes).
 *
 * @param registerUrl - Raw URL from configuration
 * @returns Sanitized base URL
 */
export declare function normalizeRegisterUrl(registerUrl: string): string;