feat(benchmarks): add JMH benchmarks for performance testing and load scripts

load-tests/constant-load.js

@@ -0,0 +1,40 @@
+import http from 'k6/http';
+import { check, sleep } from 'k6';
+import { ENDPOINTS } from './config.js';
+
+export const options = {
+  vus: 50,
+  duration: '10m',
+  thresholds: {
+    http_req_duration: ['p(95)<500', 'p(99)<1000'],
+    http_req_failed: ['rate<0.1'],
+  },
+};
+
+export default function () {
+  // Simulate consistent user traffic
+
+  // 1. Get account profile
+  const profileRes = http.get(ENDPOINTS.accountProfile);
+  check(profileRes, {
+    'profile status is 200 or 401': (r) => r.status === 200 || r.status === 401,
+  });
+
+  sleep(0.5);
+
+  // 2. Get public profile
+  const publicRes = http.get(ENDPOINTS.accountPublicProfile('testuser'));
+  check(publicRes, {
+    'public profile status ok': (r) => r.status > 0,
+  });
+
+  sleep(0.5);
+
+  // 3. List store games
+  const gamesRes = http.get(ENDPOINTS.storeGame);
+  check(gamesRes, {
+    'store games status ok': (r) => r.status > 0,
+  });
+
+  sleep(1);
+}