refactor: 测试文件改为导入源码函数，添加 import.meta.main 保护

scripts/release.ts

@@ -2,13 +2,13 @@ import { readFileSync, writeFileSync } from "node:fs";
 import { createInterface } from "node:readline";
 import { join } from "node:path";
 
-interface Semver {
+export interface Semver {
   major: number;
   minor: number;
   patch: number;
 }
 
-type BumpType = "major" | "minor" | "patch";
+export type BumpType = "major" | "minor" | "patch";
 
 export function parseSemver(version: string): Semver {
   const parts = version.split(".");
@@ -194,7 +194,9 @@ async function main(): Promise<void> {
   console.log("[4/4] npm 发布完成");
 }
 
-main().catch((err: unknown) => {
-  console.error(err instanceof Error ? err.message : String(err));
-  process.exit(1);
-});
+if (import.meta.main) {
+  main().catch((err: unknown) => {
+    console.error(err instanceof Error ? err.message : String(err));
+    process.exit(1);
+  });
+}