fix(yinyun-rename): 修复脚本逻辑并简化代码结构

- 移除了多余的数组映射操作
- 简化了代理节点过滤和重命名逻辑
- 优化了备份标签剥离函数的实现
- 统一了节点名称清理和编号处理流程
- 修正了信息节点过滤条件的判断逻辑
- 更新了文档描述以反映功能变更

substore/yinyun-rename.js

@@ -80,7 +80,6 @@ async function operator(proxies) {
     ];
     const regionResolver = utils.createRegionResolver(regionAliases);
 
-    return proxies.map(proxy => {
     const stripBackupLabel = name => String(name)
         .replace(/\s*(?:ᴮᴬᴷ|BAK|BACKUP)\s*$/iu, '')
         .trim();
@@ -96,9 +95,11 @@ async function operator(proxies) {
 
     const nextSequence = utils.createSequenceCounter();
 
-    return proxies.filter(proxy => (
-        typeof proxy.name !== 'string' || !isInfoNode(proxy.name)
-    )).map(proxy => {
+    return proxies.map(proxy => {
+        if (typeof proxy.name !== 'string') {
+            return proxy;
+        }
+
         const cleanName = utils.stripSubscriptionSuffix(proxy.name, 'YinYun');
         const { text } = utils.splitLeadingOrInlineFlag(cleanName);
         const coreName = stripLineType(stripBackupLabel(text));