import { CloudConfig } from "./cloudConfig.js";
import { BeforeRequestContext, BeforeRequestHook } from "./types.js";
/**
 * Attaches Cloudinary authentication to every outgoing request.
 *
 * Priority:
 *   1. OAuth2 Bearer token (if provided via security source)
 *   2. Basic auth (apiKey:apiSecret)
 */
export declare class CloudinaryAuthHook implements BeforeRequestHook {
    private readonly config;
    constructor(config: CloudConfig);
    beforeRequest(hookCtx: BeforeRequestContext, request: Request): Promise<Request>;
    private resolveSecurity;
    private isOAuth2Token;
    private resolveCredentials;
}
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