Visitor sign in kiosk: multi-site, badge printing, WWCC expiry warnings, admin accounts with 2FA

public/admin.html

@@ -52,7 +52,7 @@
       <div class="filters">
         <label><span>From</span><input type="date" id="log-from"></label>
         <label><span>To</span><input type="date" id="log-to"></label>
-        <label class="grow"><span>Search name, host or contact</span><input id="log-q"></label>
+        <label class="grow"><span>Search name, company, host or contact</span><input id="log-q"></label>
         <button class="ghost" id="log-search">Apply</button>
       </div>
       <div id="log-table"></div>