Add admin interface to manage interface

templates/instance/admin.html.tera

@@ -8,7 +8,8 @@ Administration of {{ instance.name }}
 {% block content %}
     <h1>{{ "Administration" | _ }}</h1>
 
-    <h2>{{ "Instance settings" | _ }}</h2>
+    {{ macros::tabs(links=['/admin', '/admin/instances'], titles=['Configuration', 'Instances'], selected=1) }}
+
     <form method="post">
         {{ macros::input(name="name", label="Name", errors=errors, form=form, props='minlenght="1"', default=instance) }}
 

templates/instance/list.html.tera

@@ -0,0 +1,31 @@
+{% extends "base" %}
+{% import "macros" as macros %}
+
+{% block title %}
+Administration of {{ instance.name }}
+{% endblock title %}
+
+{% block content %}
+    <h1>{{ "Instances" | _ }}</h1>
+
+    {{ macros::tabs(links=['/admin', '/admin/instances'], titles=['Configuration', 'Instances'], selected=2) }}
+
+    <div class="list">
+        {% for instance in instances %}
+            <div class="flex">
+                <p class="grow">
+                    <a href="https://{{ instance.public_domain }}">{{ instance.name }}</a>
+                    <small>{{ instance.public_domain }}</small>
+                </p>
+                <a href="/admin/instances/{{ instance.id }}/block">
+                    {% if instance.blocked %}
+                        Unblock
+                    {% else %}
+                        Block
+                    {% endif %}
+                </a>
+            </div>
+        {% endfor %}
+    </div>
+    {{ macros::paginate(page=page, total=n_pages) }}
+{% endblock content %}