build(vue.config): 打包后自动打开目录增加错误捕获

新增try-catch捕获打开输出目录失败的异常，避免打包流程因目录打开失败中断，同时添加失败提示日志

vue.config.js

@@ -264,12 +264,15 @@ class VersionInjectPlugin {
       execSync(command, { stdio: 'inherit' });
       console.log(`✅ H5 ZIP: ${zipFileName}`);
 
-      // 打包成功后默认打开输出目录
-      const openDir = h5Dir.replace(/'/g, "''");
-      if (process.platform === 'win32') {
-        execSync(`explorer "${openDir}"`, { stdio: 'ignore' });
-      } else {
-        execSync(`open "${openDir}"`, { stdio: 'ignore' });
+      try {
+        const openDir = h5Dir.replace(/'/g, "''");
+        if (process.platform === 'win32') {
+          execSync(`explorer "${openDir}"`, { stdio: 'ignore' });
+        } else {
+          execSync(`open "${openDir}"`, { stdio: 'ignore' });
+        }
+      } catch (openErr) {
+        console.warn(`⚠️ 打开目录失败（不影响 ZIP 打包）: ${openErr.message}`);
       }
 
       // 删除已打包的源目录