fix: 替换所有测试文件的 rm 为 retryRm，修复 Windows EBUSY

tests/helpers/cleanup.ts

@@ -1,14 +1,18 @@
-import { rm } from "node:fs/promises";
+import { rm as fsRm } from "node:fs/promises";
 
 const RETRY_CODES = new Set(["EBUSY", "EPERM"]);
 
 export async function retryRm(
   path: string,
-  { maxRetries = 5, baseDelay = 100 }: { maxRetries?: number; baseDelay?: number } = {},
+  {
+    maxRetries = 5,
+    baseDelay = 100,
+    _rm = fsRm,
+  }: { maxRetries?: number; baseDelay?: number; _rm?: typeof fsRm } = {},
 ): Promise<void> {
   for (let attempt = 0; attempt <= maxRetries; attempt++) {
     try {
-      await rm(path, { recursive: true, force: true });
+      await _rm(path, { recursive: true, force: true });
       return;
     } catch (err: any) {
       if (!RETRY_CODES.has(err.code) || attempt === maxRetries) {