FIX: #507 Tag URLs do not respect APP_URL

see https://github.com/linuxserver/Heimdall/issues/507

app/Item.php

@@ -106,7 +106,7 @@ class Item extends Model
     public function getLinkAttribute()
     {
         if((int)$this->type === 1) {
-            return '/tag/'.$this->url;
+            return env('APP_URL').'/tag/'.$this->url;
         } else {
             return $this->url;
         }

resources/views/tags/list.blade.php

@@ -30,7 +30,7 @@
                         @foreach($apps as $app)
                             <tr>
                                 <td>{{ $app->title }}</td>
-                                <td><a{{ $app->target }} href="/tag/{{ $app->url }}">{{ $app->link }}</a></td>
+                                <td><a{{ $app->target }} href="{{ env('APP_URL') }}/tag/{{ $app->url }}">{{ $app->link }}</a></td>
                                 <td class="text-center"><a href="{!! route('tags.edit', [$app->id]) !!}" title="{{ __('app.settings.edit') }} {!! $app->title !!}"><i class="fas fa-edit"></i></a></td>
                                 <td class="text-center">
                                         {!! Form::open(['method' => 'DELETE','route' => ['tags.destroy', $app->id],'style'=>'display:inline']) !!}