fix: document preview (#2795)

(cherry picked from commit 8d11a070b2)

### What problem does this PR solve?

fix document preview error in file manager.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

Co-authored-by: chongchuanbing <chongchuanbing@gmail.com>

web/src/routes.ts

     ],
   },
   {
-    path: 'document/:id',
+    path: '/document/:id',
     component: '@/pages/document-viewer',
     layout: false,
   },