File workspaceService.test.ts

src/node/services/workspaceService.test.ts:None–None

import { describe, expect, test, mock, beforeEach, afterEach, spyOn, type Mock } from "bun:test";
import { WorkspaceService, generateForkBranchName, generateForkTitle } from "./workspaceService";
import type { IdleCompactionOutcome } from "./idleCompactionService";
import type { AgentSession } from "./agentSession";