database access for rooms and mqtt client + generator

web/landing.html.jinja

@@ -2,7 +2,7 @@
 
 {% block content %}
 <div class="content">
-    <p> {{ user_greeting_before }}{{userinfo.name}}{{user_greeting_after}}</p>
+    <p> {{ user_greeting_before }}{{userinfo.username}}{{user_greeting_after}}</p>
     <p> {{ landing_information }} </p>
     <div class="rooms-table">
         <table>
@@ -22,7 +22,7 @@
             <tbody id="tableRooms">
                 {% for room in roominfo %}
                     <tr>
-                        <td><a href="./room/{{ room.shortcode }}">{{ room.name }}</a>
+                        <td><a href="/room/{{ room.shortcode }}">{{ room.name }}</a>
                         {%- for sensorinfo in room.roomdata %}
                                 {% if sensorinfo.state == 0 %}
                                     <td class="data-valid">