/**
 * grader subcommand group — tools for measuring grader reliability.
 *
 * Exposes four subcommands:
 *   ailf grader consistency   — measure grading variance (Phase 1)
 *   ailf grader compare       — inter-grader comparison (Phase 3)
 *   ailf grader sensitivity   — discrimination power testing (Phase 4)
 *   ailf grader validate      — accuracy against human references (Phase 2)
 */
import { Command } from "commander";
export declare function createGraderCommand(): Command;
