页面优化，功能修复

app/Support/MarkdownRenderer.php

@@ -16,9 +16,19 @@ class MarkdownRenderer
             return '';
         }
 
+        $markdown = $this->normalizeStorageLinks($markdown);
+
         return (string) Str::markdown($markdown, [
             'html_input' => 'strip',
             'allow_unsafe_links' => false,
         ]);
     }
+
+    private function normalizeStorageLinks(string $markdown): string
+    {
+        $pattern = '/https?:\/\/(?:localhost|127\.0\.0\.1)(?::\d+)?\/storage\/([^\s)"\'\<\>]+)/i';
+        $normalized = preg_replace($pattern, '/storage/$1', $markdown);
+
+        return is_string($normalized) ? $normalized : $markdown;
+    }
 }