store permission file and hide it from being listed

src/routes/api/list/[[vorgang]]/+server.js

@@ -15,6 +15,8 @@ export async function GET({ params }) {
 
 				const name = data.name.slice(prefix.length);
 				if (name === 'config.json') return;
+				// zugangscode datei
+				if (name === '__perm__') return;
 
 				controller.enqueue(`${JSON.stringify({ ...data, name, prefix })}\n`);
 			});