Log timing info for document load

src/components/Debug.tsx

@@ -0,0 +1,13 @@
+import { createSignal, For } from 'solid-js';
+
+const [getDebugLogs, setDebugLogs] = createSignal<string[]>([]);
+
+export function debugLog(message: string, ...args: any[]) {
+  const components = [message, ...args.map((x) => JSON.stringify(x))];
+  const line = components.join(' ');
+  setDebugLogs([...getDebugLogs(), line]);
+}
+
+export default function DebugView() {
+  return <For each={getDebugLogs()}>{(logLine) => <p>{logLine}</p>}</For>;
+}