Docs: Update benchmark for google/gemini-3.5-flash

tests/4_hexchain_pipeline/outputs/google_gemini-3.5-flash.js

@@ -0,0 +1,49 @@
+export async function hexchain(tomlStr) {
+  const [
+    { parse },
+    { default: Seed },
+    { mean: ssM, standardDeviation: ssS, median: ssMed },
+    { default: Ajv },
+    { default: tbl },
+    { default: pur }
+  ] = await Promise.all([
+    'smol-toml', 'seedrandom', 'simple-statistics', 'ajv', 'text-table', 'dompurify'
+  ].map(n => import(`https://esm.sh/${n}`)));
+
+  const cfg = parse(tomlStr);
+  const ajv = new Ajv();
+
+  if (!ajv.validate({
+    type: 'object',
+    required: ['seed', 'count', 'label'],
+    properties: {
+      seed: { type: 'string' },
+      count: { type: 'integer', minimum: 1, maximum: 10000 },
+      label: { type: 'string', minLength: 1 }
+    }
+  }, cfg)) {
+    return { valid: false, errors: ajv.errorsText() };
+  }
+
+  const rng = new Seed(cfg.seed);
+  const nums = Array.from({ length: cfg.count }, () => rng());
+  const [mean, stddev, median] = [ssM, ssS, ssMed].map(f => +f(nums).toFixed(6));
+
+  const tableStr = tbl([
+    ['Stat', 'Value'],
+    ['mean', String(mean)],
+    ['stddev', String(stddev)],
+    ['median', String(median)]
+  ]);
+
+  return {
+    valid: true,
+    label: cfg.label,
+    stats: { mean, stddev, median },
+    table: pur.sanitize(`<pre class="stats">${tableStr}</pre>`),
+    count: cfg.count
+  };
+}
+export default hexchain;
+// Generation time: 27.764s
+// Result: PASS