支持追加内容，补充大部分地方的SubQuery提示

app/Http/Controllers/DanmakuQueryController.php

@@ -4,6 +4,7 @@ namespace App\Http\Controllers;
 
 use App\Models\VideoDanmakus;
 use App\Models\Videos;
+use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Http\Request;
 use Illuminate\Routing\Controller as BaseController;
 
@@ -29,7 +30,7 @@ class DanmakuQueryController extends BaseController
             $keyword_split = explode(" ", $keyword);
             foreach ($keyword_split as $_keyword) {
                 if (mb_strlen(trim($_keyword)) > 0) {
-                    $query->where(function ($_query) use ($_keyword) {
+                    $query->where(function (Builder $_query) use ($_keyword) {
                         $_query->where("content", "like", "%{$_keyword}%", "or")->where("from", "like", "%${_keyword}%", "or");
                     });
                 }