import type { ExtensionAPI, ExtensionContext } from '@earendil-works/pi-coding-agent';
/** Speaking strategy used by both the session-start greeting and the `greet` tool. */
type SpeakGreeting = (text: string, ctx: ExtensionContext, signal: AbortSignal | undefined) => Promise<void>;
/**
 * Registers the extension: speaks a random greeting via macOS `say` on
 * session start, and registers a `greet` tool for on-demand greetings.
 *
 * @param pi - Subscribes to lifecycle events and registers tools.
 * @param speak - Speaking strategy; overridable so tests avoid audio.
 */
export default function greetingExtension(pi: ExtensionAPI, speak?: SpeakGreeting): void;
export {};