Add support for Reward campaigns

core/templates/reward_campaigns.html

@@ -0,0 +1,14 @@
+{% extends "base.html" %}
+{% load static %}
+{% block content %}
+    <div class="container mt-4">
+        <div class="row">
+            <h2>Reward Campaigns</h2>
+            <div>
+                {% for campaign in reward_campaigns %}
+                    {% include "partials/reward_campaign_card.html" %}
+                {% endfor %}
+            </div>
+        </div>
+    </div>
+{% endblock content %}