updating the playtime frontend with claude only code to replace the one graph with a dumb-bell graph, having each individual map show its players at beginning versus end and also the overall impact of maps + their popularity

discord_verificiation/playtime-frontend/app/maps/impact/page.tsx

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+import Link from 'next/link';
+import MapImpactLeaderboard from '@/components/MapImpactLeaderboard';
+
+export default function MapsImpactPage() {
+  return (
+    <div className="space-y-6">
+      <Link href="/maps" className="text-sm text-ink-muted hover:text-accent transition-colors">
+        ← Back to maps
+      </Link>
+
+      <div>
+        <h1 className="text-2xl text-ink mb-1">Map impact</h1>
+        <p className="text-sm text-ink-muted">
+          How each map tends to affect server population, not just how often it&apos;s played. Avg Δ is the
+          average change in concurrent players from when a map started to when it ended, across every time
+          it&apos;s been played — negative means the map tends to lose players, positive means it tends to
+          gain them. Retention is the average end-vs-start population as a percentage. Best/worst Δ are the
+          single best and single worst swings recorded for that map.
+        </p>
+      </div>
+
+      <MapImpactLeaderboard />
+    </div>
+  );
+}