/**
 * Kubeconfig discovery and validation utilities
 *
 * Simplifies kubeconfig detection with fast-fail error handling
 */
import { type Result } from '../../types/index.js';
export interface KubeconfigInfo {
    path: string;
    contextName: string;
    clusterName: string;
    user: string;
}
/**
 * Discover kubeconfig location following kubectl's logic:
 * 1. KUBECONFIG environment variable
 * 2. ~/.kube/config
 * 3. In-cluster config (not applicable for single-user scenarios)
 */
export declare function discoverKubeconfigPath(): Result<string>;
/**
 * Validate that a kubeconfig file is readable and parseable
 */
export declare function validateKubeconfig(configPath: string): Result<KubeconfigInfo>;
/**
 * Discover and validate kubeconfig in one step
 */
export declare function discoverAndValidateKubeconfig(): Result<KubeconfigInfo>;
/**
 * Check if running in-cluster (Kubernetes pod)
 * Not applicable for single-user scenarios but included for completeness
 */
export declare function isInCluster(): boolean;
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