Show only last 30 days on homepage

Fixes #47

games/templates/base.html

@@ -17,7 +17,7 @@
         <div class="dark:bg-gray-800 min-h-screen">
             <nav class="mb-4 bg-white dark:bg-gray-900 border-gray-200 rounded">
                 <div class="container flex flex-wrap items-center justify-between mx-auto">
-                    <a href="{% url 'index' %}" class="flex items-center">
+                    <a href="{% url 'list_sessions_recent' %}" class="flex items-center">
                         <span class="text-4xl">⌚</span>
                         <span class="self-center text-xl font-semibold whitespace-nowrap text-white">Timetracker</span>
                     </a>

games/templates/list_sessions.html

@@ -1,6 +1,6 @@
 {% extends 'base.html' %}
 
-{% block title %}Sessions{% endblock title %}
+{% block title %}{{ title }}{% endblock title %}
 
 {% block content %}
         <div class="text-center text-xl mb-4 dark:text-slate-400">