add log viewer features and set log level functionality in admin panel

add "Get Logs for a new Release", which will create preformatted markdown text you can paste directly to the issue

templates/admin.html

@@ -14,6 +14,9 @@
         <li class="nav-item">
           <a class="nav-link" href="/admin/lidarr">Lidarr</a>
         </li>
+        <li class="nav-item">
+          <a class="nav-link" href="/admin/logs?name=logs">Logs</a>
+        </li>
         
       </ul>
     </div>