/**
 * postgres-mcp - Auth Context (AsyncLocalStorage)
 *
 * Provides per-request authentication context threading using Node.js
 * AsyncLocalStorage. Allows the HTTP transport to store the validated
 * auth context so that tool handlers can enforce per-tool scopes
 * without direct parameter coupling through the MCP SDK layer.
 */
import type { AuthenticatedContext } from "./transport-agnostic.js";
/**
 * Run a function within an authenticated context.
 * Called by the HTTP transport after token validation.
 *
 * @param context - The validated auth context from middleware
 * @param fn - The async function to run (MCP SDK request handling)
 * @returns The result of the wrapped function
 */
export declare function runWithAuthContext<T>(context: AuthenticatedContext, fn: () => T): T;
/**
 * Get the current request's auth context.
 * Returns undefined when:
 * - OAuth is not configured (stdio transport, no auth)
 * - Called outside of an HTTP request context
 *
 * Tool handlers use this to enforce per-tool scope checks.
 */
export declare function getAuthContext(): AuthenticatedContext | undefined;
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