/**
 * Variable Group Service - Azure DevOps variable group operations
 */
import type { AzureDevOpsClient } from '../azure-devops-client.js';
export declare class VariableGroupService {
    private readonly client;
    constructor(client: AzureDevOpsClient);
    getVariableGroups(project: string): Promise<any>;
    getVariableGroup(project: string, groupId: number): Promise<any>;
}
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