/**
 * Config validity diagnostic check.
 *
 * Validates the current orchestrator config against key required fields.
 * Uses a lightweight validation (not the full Zod schema) to avoid
 * importing the entire config module.
 */
import type { DiagnosticDeps, DiagnosticResult } from '../types.js';
export declare function checkConfigValidity(deps: DiagnosticDeps): Promise<DiagnosticResult>;
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