Docs: Update benchmark for test 4

tests/4_hexchain_pipeline/outputs/anthropic_claude-opus-4.6.js

@@ -0,0 +1,65 @@
+async function hexchain(tomlString) {
+  const [
+    { parse },
+    seedrandomMod,
+    ss,
+    AjvMod,
+    textTable,
+    DOMPurify
+  ] = await Promise.all([
+    import("https://cdn.jsdelivr.net/npm/smol-toml/+esm"),
+    import("https://cdn.jsdelivr.net/npm/seedrandom/+esm"),
+    import("https://cdn.jsdelivr.net/npm/simple-statistics/+esm"),
+    import("https://cdn.jsdelivr.net/npm/ajv/+esm"),
+    import("https://cdn.jsdelivr.net/npm/text-table/+esm"),
+    import("https://cdn.jsdelivr.net/npm/dompurify/+esm")
+  ]);
+
+  const config = parse(tomlString);
+
+  const Ajv = AjvMod.default || AjvMod;
+  const ajv = new Ajv();
+  const schema = {
+    type: "object",
+    required: ["seed", "count", "label"],
+    properties: {
+      seed: { type: "string" },
+      count: { type: "integer", minimum: 1, maximum: 10000 },
+      label: { type: "string", minLength: 1 }
+    }
+  };
+  const valid = ajv.validate(schema, config);
+  if (!valid) return { valid: false, errors: ajv.errorsText() };
+
+  const seedrandom = seedrandomMod.default || seedrandomMod;
+  const rng = new seedrandom(config.seed);
+  const nums = Array.from({ length: config.count }, () => rng());
+
+  const round6 = v => Math.round(v * 1e6) / 1e6;
+  const mean = round6(ss.mean(nums));
+  const stddev = round6(ss.standardDeviation(nums));
+  const median = round6(ss.median(nums));
+
+  const table = textTable.default || textTable;
+  const tableString = table([
+    ["Stat", "Value"],
+    ["mean", String(mean)],
+    ["stddev", String(stddev)],
+    ["median", String(median)]
+  ]);
+
+  const purify = DOMPurify.default || DOMPurify;
+  const sanitize = purify.sanitize || purify;
+  const sanitizedHTML = (typeof sanitize === "function" ? sanitize : purify.sanitize).call(purify, '<pre class="stats">' + tableString + "</pre>");
+
+  return {
+    valid: true,
+    label: config.label,
+    stats: { mean, stddev, median },
+    table: sanitizedHTML,
+    count: config.count
+  };
+}
+export default hexchain;
+// Generation time: 8.641s
+// Result: PASS