上次错误

app/Views/news/show.php

@@ -2,8 +2,7 @@
 $n = $n ?? null;
 $layoutArr = [];
 if (!empty($n['layout'])) { $d = json_decode($n['layout'], true); if (is_array($d)) $layoutArr = $d; }
-// 模式渲染：可视化编辑(builder)且有 layout → 画布；否则固定版式（正文富文本）
-$useBuilder = !empty($layoutArr) && ($n['mode'] ?? '') !== 'fixed';
+$hasCanvas = !empty($layoutArr);
 ?>
 <section class="page-hero">
     <div class="container">
@@ -15,12 +14,12 @@ $useBuilder = !empty($layoutArr) && ($n['mode'] ?? '') !== 'fixed';
     <nav class="breadcrumb"><a href="<?php echo site_url(); ?>">首页</a> / <a href="<?php echo site_url('news'); ?>">新闻动态</a> / <?php echo e($n['title']); ?></nav>
 </div>
 
-<?php if ($useBuilder): ?>
+<?php if ($hasCanvas): ?>
 <?php echo \Core\View::buffer('parts/canvas', ['layout' => $layoutArr, 'item' => $n, 'module' => 'news']); ?>
 <?php else: ?>
 <section class="section" style="padding-top:10px">
     <div class="container" style="max-width:780px">
-        <article class="detail-desc detail-rich" style="font-size:16px"><?php echo $n['content']; ?></article>
+        <article class="detail-desc" style="font-size:16px"><?php echo e($n['content']); ?></article>
     </div>
 </section>
 <?php endif; ?>