Add k6 http performance test

examples/http.proxy/README.md

@@ -6,6 +6,7 @@ Listens on https port `7143` and will response back whatever is hosted in `nginx
 
 - docker compose
 - [nghttp2](https://nghttp2.org/)
+- [k6](https://k6.io/)
 
 ### Install nghttp2 client
 
@@ -57,6 +58,18 @@ id  responseEnd requestStart  process code size request path
 
 you get `/style.css` response as push promise that nginx is configured with.
 
+### Install k6
+
+```bash
+brew install k6
+```
+
+## Performance Test
+
+```bash
+k6 run k6-test.js
+```
+
 ## Teardown
 
 To remove any resources created by the Docker Compose stack, use:

examples/http.proxy/k6-test.js

@@ -0,0 +1,21 @@
+import http from 'k6/http';
+import { check, sleep } from 'k6';
+
+export let options = {
+    insecureSkipTLSVerify: true, 
+    stages: [
+        { duration: '10s', target: 50 }, // Ramp-up: 10 VUs over 10 seconds
+        { duration: '30s', target: 50 }, // Steady state: 10 VUs for 30 seconds
+        { duration: '10s', target: 0 }   // Ramp-down: 0 VUs over 10 seconds
+    ],
+};
+
+export default function () {
+    let res = http.get('https://localhost:7143/payload.html');
+
+    check(res, {
+        'is status 200': (r) => r.status === 200
+    });
+
+    sleep(1); // Wait for 1 second between iterations
+}

examples/http.proxy/www/payload.html

@@ -0,0 +1 @@
+Hello World!