File truncation.test.ts

packages/opencode/test/tool/truncation.test.ts:None–None

import { describe, test, expect } from "bun:test"
import { ConfigV1 } from "@opencode-ai/core/v1/config/config"
import { LayerNode } from "@opencode-ai/core/effect/layer-node"
import { filesystem } from "@opencode-ai/core/effect/app-node-platform"