feat!: web user interface

web/src/Debug.jsx

@@ -0,0 +1,16 @@
+import { h } from 'preact';
+import { ApiHost } from './context';
+import { useContext, useEffect, useState } from 'preact/hooks';
+
+export default function Debug() {
+  const apiHost = useContext(ApiHost);
+  const [config, setConfig] = useState({});
+
+  useEffect(async () => {
+    const response = await fetch(`${apiHost}/api/stats`);
+    const data = response.ok ? await response.json() : {};
+    setConfig(data);
+  }, []);
+
+  return <pre>{JSON.stringify(config, null, 2)}</pre>;
+}