Docs: Update Gemini benchmark results

tests/9_stream_visualizer/outputs_gemini/gemini-3-pro-preview TEMP_1.8.js

@@ -0,0 +1,31 @@
+export const createStreamVisualizer = async (
+  stream,
+  { maxPoints, alpha, width, height, yDomain }
+) => {
+  const { scaleLinear, line } = await import('https://esm.sh/d3@7')
+  const data = []
+  let prev
+
+  for await (const { timestamp, value } of stream) {
+    const ema = prev == null ? value : alpha * value + (1 - alpha) * prev
+    prev = ema
+    if (data.push({ timestamp, value, ema }) > maxPoints) data.shift()
+  }
+
+  if (!data.length) return { data, path: '' }
+
+  const xScale = scaleLinear()
+    .domain([data[0].timestamp, data.at(-1).timestamp])
+    .range([0, width])
+
+  const yScale = scaleLinear()
+    .domain(yDomain)
+    .range([height, 0])
+
+  const generator = line()
+    .x(d => xScale(d.timestamp))
+    .y(d => yScale(d.ema))
+
+  return { data, path: generator(data) }
+}
+export default createStreamVisualizer;