/**
 * Microsoft auth via MSAL device code flow.
 * Token cache persisted to ~/.mcp-microsoft-todo/token-cache.json
 *
 * Standalone usage: `npm run auth` to perform the initial sign-in.
 * The MCP server then reuses the cache + silent refresh.
 */
import { PublicClientApplication } from "@azure/msal-node";
export declare const SCOPES: string[];
export declare function buildClient(): PublicClientApplication;
/**
 * Acquire an access token. Tries silent (refresh) first, then device code.
 */
export declare function getAccessToken(forceInteractive?: boolean): Promise<string>;