/**
 * daemon/screenshot.ts — Screenshot capture for the AIBroker hub.
 *
 * Captures the iTerm2 window containing the active session and sends
 * it back through the CommandContext reply channel. Handles screen-lock
 * detection with text fallback.
 *
 * Extracted from Whazaa's screenshot.ts — now transport-agnostic.
 */
import type { CommandContext } from "./command-context.js";
/**
 * Headless screenshot capture — no CommandContext, no reply channel.
 *
 * For a caller (the daemon manager alerting the operator about a stuck
 * session) that has a bare iTerm2 sessionId and wants PNG bytes back
 * directly, with no session-lookup fallbacks and no text-mode fallback:
 * either this session's window is found and captured, or null comes back
 * and the caller decides what to do (e.g. fall back to a text alert).
 */
export declare function captureSessionPng(sessionId: string): Promise<{
    buffer: Buffer;
    mime: string;
} | null>;
export declare function handleScreenshot(ctx: CommandContext): Promise<void>;
//# sourceMappingURL=screenshot.d.ts.map