feat: add report_date to monitoring sessions and update related functionality

fix: chart properly renders centered

templates/partials/projects/sessions_calendar.html

@@ -40,9 +40,9 @@
 
     <!-- Day-of-week headers -->
     <div class="grid grid-cols-7 border-b border-gray-100 dark:border-gray-700">
-        {% for day_name in ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'] %}
+        {% for day_name in ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'] %}
         <div class="py-2 text-center text-xs font-medium text-gray-400 dark:text-gray-500 uppercase tracking-wide
-                    {% if loop.index >= 6 %}text-amber-500 dark:text-amber-400{% endif %}">
+                    {% if loop.index == 1 or loop.index == 7 %}text-amber-500 dark:text-amber-400{% endif %}">
             {{ day_name }}
         </div>
         {% endfor %}