Docs: Update benchmark for deepseek/deepseek-v4-pro

tests/9_stream_visualizer/outputs/deepseek_deepseek-v4-pro.js

@@ -0,0 +1,23 @@
+const createStreamVisualizer = async (feed, { p = 1000, a = .25, w, h, y }) => {
+  const d3 = (await import('https://esm.sh/d3@7')).default
+  const data = []
+  for await (const { timestamp: t, value: v } of feed) {
+    const e = data.length ? a * v + (1 - a) * data[data.length - 1].ema : v
+    data.push({ timestamp: t, value: v, ema: e })
+    if (data.length > p) data.shift()
+  }
+  if (!data.length) return { data: [], path: '' }
+  const x = d3.scaleLinear()
+    .domain([data[0].timestamp, data[data.length - 1].timestamp])
+    .range([0, w])
+  const y = d3.scaleLinear()
+    .domain(y)
+    .range([h, 0])
+  const line = d3.line()
+    .x(d => x(d.timestamp))
+    .y(d => y(d.ema))
+  return { data, path: line(data) }
+}
+export default createStreamVisualizer;
+// Generation time: 71.592s
+// Result: FAIL