网页端：平台桥与部署修复（宝塔/Nginx）

- lib/platform：网页 Electron 统一 bridge/web/electron，子目录 API 基路径、返回首页跳站点根、路径末尾斜杠兼容
- index/design*.web.html：网页入口，web.js 加缓存参数避免旧脚本缓存
- api：PHP 读写 soon；文档说明目录权限与 Nginx
- lib/design*、lib/index：与 platformBridge 对接及网页侧逻辑
- 公共资源 JsBarcode/jr-qrcode；文档与 package/README/.gitignore 等同步更新

Co-authored-by: Cursor <cursoragent@cursor.com>

design1.html

@@ -873,10 +873,8 @@
         (function() {
             const path = require('path'), fs = require('fs'), remote = require('@electron/remote');
             const appPath = (() => { try { return remote.app.getAppPath(); } catch(e) { return __dirname || process.cwd(); } })();
-            
+            try { require(path.join(appPath, 'lib', 'platform', 'electron.js')); } catch (e) { console.warn('platform/electron:', e); }
             const jsPath = path.join(appPath, 'lib', 'design1.js');
-            
-            // 加载 .js 源文件
             if (fs.existsSync(jsPath)) {
                 try {
                     require(jsPath);