compare: drop per-card trend charts

src/app/compare/[slug]/page.tsx

@@ -1004,11 +1004,6 @@ export default async function ComparePage({
               bench={s}
               aName={a.name}
               bName={b.name}
-              // Per-card trend charts only for perp venue pairs, where the
-              // benches are daily or slow-moving series worth a history.
-              // Latency / fee benches on other pairs read as flat lines.
-              aSlug={perpPair ? a.slug : undefined}
-              bSlug={perpPair ? b.slug : undefined}
             />
           ))}
         </div>

src/components/compare-bench-card.tsx

@@ -1,7 +1,6 @@
 "use client";
 
 import { Fragment } from "react";
-import { CompareTrendChart } from "@/components/compare-trend-chart";
 import Link from "next/link";
 import type { Benchmark } from "@/types/benchmark";
 import { fmtUnit, fmtValue, unitSuffix } from "@/lib/format";
@@ -72,16 +71,10 @@ export function CompareBenchCard({
   bench,
   aName,
   bName,
-  aSlug,
-  bSlug,
 }: {
   bench: CompareBench;
   aName: string;
   bName: string;
-  /** Provider slugs, for the trend chart's /api/series filter. Optional
-   *  so older call sites keep working without the chart. */
-  aSlug?: string;
-  bSlug?: string;
 }) {
   const hasScopes = bench.panelScopes.length > 0;
 
@@ -153,17 +146,6 @@ export function CompareBenchCard({
         </>
       )}
 
-      {aSlug && bSlug && (
-        <CompareTrendChart
-          benchSlug={bench.slug}
-          unit={bench.unit}
-          aSlug={aSlug}
-          bSlug={bSlug}
-          aName={aName}
-          bName={bName}
-        />
-      )}
-
       {bench.note && (
         <p className="mt-4 text-[11px] text-ink-faint leading-snug border-t border-rule pt-3">
           {bench.note}