Docs: Update Gemini benchmark results

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

@@ -0,0 +1,20 @@
+export const createStreamVisualizer = async (stream, { maxPoints: M, alpha: A, width: W, height: H, yDomain: Y }) => {
+  const { scaleLinear, line } = await import('https://esm.sh/d3@7');
+  const data = [];
+  let ema;
+
+  for await (const { timestamp: t, value: v } of stream) {
+    ema = ema === undefined ? v : A * v + (1 - A) * ema;
+    data.push({ timestamp: t, value: v, ema });
+    if (data.length > M) data.shift();
+  }
+
+  if (!data.length) return { data, path: '' };
+
+  const x = scaleLinear().domain([data[0].timestamp, data.at(-1).timestamp]).range([0, W]);
+  const y = scaleLinear().domain(Y).range([H, 0]);
+  const gen = line().x(d => x(d.timestamp)).y(d => y(d.ema));
+
+  return { data, path: gen(data) };
+};
+export default createStreamVisualizer;