Add a trigger log every time the a callback is triggered

app/templates/trigger.html

@@ -0,0 +1,33 @@
+{% extends "base/layout.html" %}
+{% block main %}
+{{ super() }}
+
+<div>
+    <h1>Triggers for <u>{{callback.name}}</u></h1>
+
+    <button onclick="window.location.href='{{ url_for('callback',  uuid=callback.uuid) }}';">Back</button>
+
+    <p>
+        {% if triggers.count() > 0 %}
+        <table>
+            <tr>
+                <th>Trigger time</th>
+                <th>Schedule</th>
+                <th>Success</th>
+            </tr>
+            {% for trigger in triggers %}
+            <tr>
+                <td>{{trigger.trigger_time.strftime('%A %d %B at %H:%M:%S')}}</td>
+                <td>{% if trigger.schedule_id != -1 %}{{trigger.schedule.name}}{% endif %}</td>
+                <td>{{trigger.success}}</td>
+            </tr>
+            {% endfor %}
+        </table>
+        {% else %}
+            This callback has not been triggered yet.
+        {% endif %}
+    </p>
+    
+</div>
+
+{% endblock %}