お知らせがpinnedの場合ピン留めの表示をする (#58)

resources/views/guest.blade.php

@@ -31,6 +31,9 @@
     <div class="list-group list-group-flush">
         @foreach($informations as $info)
             <a class="list-group-item" href="{{ route('info.show', ['id' => $info->id]) }}">
+            @if ($info->pinned)
+                <span class="badge badge-secondary"><span class="oi oi-pin"></span>ピン留め</span>
+            @endif
                 <span class="badge {{ $categories[$info->category]['class'] }}">{{ $categories[$info->category]['label'] }}</span> {{ $info->title }} <small class="text-secondary">- {{ $info->created_at->format('n月j日') }}</small>
             </a>
         @endforeach