fix: 修复无需鉴权的 Socks5 代理无法使用的问题

scripts/postinstall.js

@@ -17,6 +17,16 @@ const log = (msg) => console.log(`[postinstall] ${msg}`);
 const warn = (msg) => console.warn(`[postinstall] ⚠️ ${msg}`);
 const error = (msg) => console.error(`[postinstall] ❌ ${msg}`);
 
+/**
+ * 补丁文件映射: 源文件名 -> 目标文件名
+ * 供 preflight.js 自检系统复用
+ */
+export const CAMOUFOX_PATCHES = {
+    'camoufox-js@0.8.3.locale.patched.js': 'locale.js',
+    'camoufox-js@0.8.3.pkgman.patched.js': 'pkgman.js',
+    'camoufox-js@0.8.3.utils.patched.js': 'utils.js'  // SOCKS5 代理修复
+};
+
 /**
  * 复制 camoufox-js 补丁文件到 node_modules
  */
@@ -33,13 +43,7 @@ function patchCamoufoxJs() {
         return;
     }
 
-    // 补丁文件映射: 源文件名 -> 目标文件名
-    const patches = {
-        'camoufox-js@0.8.3.locale.patched.js': 'locale.js',
-        'camoufox-js@0.8.3.pkgman.patched.js': 'pkgman.js'
-    };
-
-    for (const [srcName, destName] of Object.entries(patches)) {
+    for (const [srcName, destName] of Object.entries(CAMOUFOX_PATCHES)) {
         const srcPath = path.join(patchDir, srcName);
         const destPath = path.join(targetDir, destName);
 
@@ -59,5 +63,8 @@ function patchCamoufoxJs() {
     log('补丁应用完成。');
 }
 
-// 执行
-patchCamoufoxJs();
+import { fileURLToPath as _fileURLToPath } from 'url';
+const isMainModule = process.argv[1] === _fileURLToPath(import.meta.url);
+if (isMainModule) {
+    patchCamoufoxJs();
+}