securing with nextcloud oidc

src/main/resources/templates/sheet.html

@@ -3,7 +3,7 @@
 <body>
 	<th:block layout:fragment="content">
 		<div class="borderdist">
-			<table id="table" class="table table-striped">
+			<table id="table" class="table table-striped" sec:authorize="hasRole('Bibelunterricht')">
 				<thead>
 					<tr>
 						<th>Tag</th>