fix(task-history): avoid fs open in lock path setup

Author: easonliang28

src/core/task-persistence/TaskHistoryLock.ts

@@ -55,16 +55,7 @@ export class TaskHistoryLock {
 		const basePath = await getStorageBasePath(globalStoragePath)
 		const tasksDir = path.join(basePath, "tasks")
 		await fs.mkdir(tasksDir, { recursive: true })
-		const lockFilePath = path.join(tasksDir, GlobalFileNames.historyLock)
-
-		try {
-			await fs.open(lockFilePath, "a").then((handle) => handle.close())
-		} catch (error) {
-			console.error(`[TaskHistoryLock] Failed to create lock file at ${lockFilePath}:`, error)
-			throw error
-		}
-
-		return lockFilePath
+		return path.join(tasksDir, GlobalFileNames.historyLock)
 	}
 
 	private async runWithFileLock<T>(lockFilePath: string, fn: () => Promise<T>): Promise<T> {

src/core/webview/__tests__/ClineProvider.sticky-profile.spec.ts

@@ -4,6 +4,7 @@ import * as vscode from "vscode"
 import { TelemetryService } from "@roo-code/telemetry"
 import { ClineProvider } from "../ClineProvider"
 import { ContextProxy } from "../../config/ContextProxy"
+import { taskHistoryLock } from "../../task-persistence/TaskHistoryLock"
 import type { HistoryItem } from "@roo-code/types"
 
 vi.mock("vscode", () => ({
@@ -215,6 +216,7 @@ describe("ClineProvider - Sticky Provider Profile", () => {
 
 	beforeEach(async () => {
 		vi.clearAllMocks()
+		vi.spyOn(taskHistoryLock, "withLock").mockImplementation(async (_globalStoragePath, fn) => fn())
 		taskIdCounter = 0
 		originalRooCliRuntimeEnv = process.env.ROO_CLI_RUNTIME
 		delete process.env.ROO_CLI_RUNTIME