add stat cards to index page, new pattern, misc

web/statcard.html

@@ -0,0 +1,8 @@
+{% macro statcard(number, description) %}
+<div
+    class="min-w-64 flex-1 p-4 bg-neutral-100 border border-neutral-300 shadow rounded"
+>
+    <h1 class="font-bold text-2xl">{{ number }}</h1>
+    <p class="text-neutral-500 whitespace-nowrap">{{ description }}</p>
+</div>
+{% endmacro %}