add timestamp

src/fe/healthpassport/index.html

   <meta property="og:description" content="" />
   <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.1.3/dist/css/bootstrap.min.css"
     integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
-  <link rel="stylesheet" href="./css/all.css">
+  <link rel="stylesheet" href="./css/all.css?v=202310121821">
 
 </head>