Docs: Update Gemini benchmark results

tests/9_stream_visualizer/outputs_gemini/gemini-3-pro-preview TEMP_0.5.js

@@ -0,0 +1,29 @@
+export const createStreamVisualizer = async (iter, { maxPoints, alpha, width, height, yDomain }) => {
+  const { scaleTime, scaleLinear, line } = await import('https://esm.sh/d3@7');
+  const data = [];
+  let prev;
+
+  for await (const { timestamp, value } of iter) {
+    const ema = prev == null ? value : alpha * value + (1 - alpha) * prev;
+    prev = ema;
+    data.push({ timestamp, value, ema });
+    if (data.length > maxPoints) data.shift();
+  }
+
+  if (!data.length) return { data, path: "" };
+
+  const x = scaleTime()
+    .domain([data[0].timestamp, data.at(-1).timestamp])
+    .range([0, width]);
+
+  const y = scaleLinear()
+    .domain(yDomain)
+    .range([height, 0]);
+
+  const d = line()
+    .x(p => x(p.timestamp))
+    .y(p => y(p.ema))(data);
+
+  return { data, path: d };
+};
+export default createStreamVisualizer;