Add user management and a settings page

hbd/server/templates/nav.html

@@ -0,0 +1,19 @@
+<div class="nav">
+  <div class="nav-links">
+    <a href="/live"{% if active_page == "live" %} class="active"{% endif %}>Live Dashboard</a>
+    <a href="/plugins"{% if active_page == "plugins" %} class="active"{% endif %}>Plugin Metrics</a>
+    <a href="/alerts"{% if active_page == "alerts" %} class="active"{% endif %}>Alerts</a>
+    {% if current_user and current_user.admin %}
+    <a href="/settings"{% if active_page == "settings" %} class="active"{% endif %}>Settings</a>
+    {% endif %}
+  </div>
+  {% if current_user %}
+  <a href="/profile" class="nav-user{% if active_page == 'profile' %} active{% endif %}" title="{{ current_user.full_name or current_user.username }}">
+    {% if current_user.avatar %}
+    <img class="nav-avatar" src="{{ current_user.avatar_url }}" alt="{{ current_user.full_name or current_user.username }}">
+    {% else %}
+    <span class="nav-initials">{{ (current_user.full_name or current_user.username)[:1] | upper }}</span>
+    {% endif %}
+  </a>
+  {% endif %}
+</div>