fix(路由): 修复戒子和义工页面跳转逻辑，优先使用category_link

当item存在category_link时，使用location.href跳转，否则保持原有router.push逻辑

@@ -308,11 +308,19 @@ const viewMore = (type, item) => {
       break
     case '戒子':
       // 跳转到戒子页面的逻辑
-      router.push(`/students?i=${item.id}`)
+      if (item?.category_link) {
+        location.href = location.origin + location.pathname + '#/' + item?.category_link;
+      } else {
+        router.push(`/students?i=${item.id}`)
+      }
       break
     case '义工':
       // 跳转到义工页面的逻辑
-      router.push(`/volunteers?i=${item.id}`)
+      if (item?.category_link) {
+        location.href = location.origin + location.pathname + '#/' + item?.category_link;
+      } else {
+        router.push(`/volunteers?i=${item.id}`)
+      }
       break
   }
 }