Add a utility to plot benchmark results.

* This tool is useful when iterating locally, and compare benchmark runs over time.

Test: Tested this locally.
Change-Id: I7a79df0fa6d3e011056e427b136144fed4f6a032
diff --git a/development/plot-benchmarks/index.html b/development/plot-benchmarks/index.html
new file mode 100644
index 0000000..0e19900
--- /dev/null
+++ b/development/plot-benchmarks/index.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <title>Plot Benchmarks</title>
+  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@picocss/pico@1/css/pico.min.css">
+</head>
+
+<body>
+  <main id="app" class="container" />
+  <script type="module" src="/src/main.ts"></script>
+</body>
+
+</html>
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