/**
 * Environment Variable Secret Resolver
 *
 * Default resolver — reads secrets from process.env.
 * Checks MATIMO_<KEY> first, then <KEY> directly.
 * This matches the existing injectAuthParameters() behavior.
 */
import type { SecretResolver } from './types.js';
export declare class EnvSecretResolver implements SecretResolver {
    readonly name = "env";
    resolve(key: string): Promise<string | undefined>;
    resolveAll(keys: string[]): Promise<Record<string, string>>;
}
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