File multi-step-agent-loop.test.ts

packages/kosong/test/e2e/multi-step-agent-loop.test.ts:None–None

import { ScriptedEchoChatProvider } from '../fixtures/echo-provider';
import { extractText } from '#/message';
import type { Message, StreamedMessagePart, ToolCall } from '#/message';
import type { ChatProvider, StreamedMessage, ThinkingEffort } from '#/provider';