fix

app/Repositories/PostRepositories.php

@@ -549,6 +549,7 @@ class PostRepositories
         $perPage = isset($request['per_page']) ? $request['per_page'] : 20;
 
         return $this->post
+            ->where('is_hide', 0)
             ->whereRaw('FIND_IN_SET(' . $request['id'] . ',topic_ids)')
             ->orderBy('id', 'desc')
             ->paginate($perPage);