Revert "feat: add benchmark telemetry export to CSV/JSON"

frontend/src/components/AlgorithmComparisonCenter.tsx

@@ -1,14 +1,11 @@
 import { useState } from 'react';
 import type { CatalogResponse, SimulationFrame } from '../models/types';
-import type { RaceResponse } from '../models/types';
 import {
   getSortingMeta,
   getSearchingMeta,
   getPathfindingMeta,
 } from '../data/algorithmMetadata';
 import { PseudocodeViewer } from './PseudocodeViewer';
-import { Download } from 'lucide-react';
-import { exportRaceToCSV, exportRaceToJSON } from '../utils/exportTelemetry';
 
 interface AlgorithmComparisonCenterProps {
   algorithms: string[];
@@ -17,7 +14,6 @@ interface AlgorithmComparisonCenterProps {
   activeFrames?: Record<string, SimulationFrame | null> | null;
   prevFrames?: Record<string, SimulationFrame | null> | null;
   maxFrames?: number;
-  raceResponse?: RaceResponse | null;
 }
 
 export function AlgorithmComparisonCenter({
@@ -27,7 +23,6 @@ export function AlgorithmComparisonCenter({
   activeFrames,
   prevFrames,
   maxFrames,
-  raceResponse,
 }: AlgorithmComparisonCenterProps) {
   const [active, setActive] = useState(0);
   const alg = algorithms[active] ?? algorithms[0] ?? '';
@@ -73,29 +68,9 @@ export function AlgorithmComparisonCenter({
   return (
     <section className="panel compact algo-comparison-center">
       {/* Header */}
-      <div className="cmp-header" style={{ padding: '20px 24px 16px 24px', display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-        <div>
-          <div className="section-title">Algorithm Comparison Center</div>
-          <div className="cmp-subtitle">Multi-Language Code &amp; Algorithm Deep-Dive</div>
-        </div>
-        {raceResponse && (
-          <div style={{ display: 'flex', gap: '8px' }}>
-            <button
-              className="btn btn-secondary"
-              onClick={() => exportRaceToCSV(raceResponse)}
-              style={{ display: 'flex', alignItems: 'center', gap: '6px', fontSize: '0.85rem', padding: '6px 12px' }}
-            >
-              <Download size={16} /> Export CSV
-            </button>
-            <button
-              className="btn btn-secondary"
-              onClick={() => exportRaceToJSON(raceResponse)}
-              style={{ display: 'flex', alignItems: 'center', gap: '6px', fontSize: '0.85rem', padding: '6px 12px' }}
-            >
-              <Download size={16} /> Export JSON
-            </button>
-          </div>
-        )}
+      <div className="cmp-header" style={{ padding: '20px 24px 16px 24px' }}>
+        <div className="section-title">Algorithm Comparison Center</div>
+        <div className="cmp-subtitle">Multi-Language Code &amp; Algorithm Deep-Dive</div>
       </div>
 
       <div className="algo-tab-section" style={{ padding: '0 24px 24px 24px' }}>

frontend/src/pages/PathfindingPage.tsx

@@ -583,7 +583,6 @@ export function PathfindingPage({ catalog }: { catalog: CatalogResponse }) {
           activeFrames={activeFramesMap}
           prevFrames={prevFramesMap}
           maxFrames={playback.maxFrames}
-          raceResponse={response}
         />
         <VisualizationLegend type="pathfinding" />
       </div>

frontend/src/pages/SearchingPage.tsx

@@ -644,7 +644,6 @@ export function SearchingPage({ catalog }: { catalog: CatalogResponse }) {
           activeFrames={activeFramesMap}
           prevFrames={prevFramesMap}
           maxFrames={playback.maxFrames}
-          raceResponse={activeResponse}
         />
         <VisualizationLegend type="searching" />
       </div>

frontend/src/pages/SortingPage.tsx

@@ -609,7 +609,6 @@ export function SortingPage({ catalog }: { catalog: CatalogResponse }) {
           activeFrames={activeFramesMap}
           prevFrames={prevFramesMap}
           maxFrames={playback.maxFrames}
-          raceResponse={activeResponse}
         />
         <VisualizationLegend type="sorting" />
       </div>