Hot-cache reload LCP ≤ 500ms

What TestSprite reads

The testing agent reads this JSON, opens the deployed URL in headless Chromium, executes each action step, evaluates each assertion. Verdict: passed / failed / blocked / inconclusive.

{
  "projectId": "1ad26753-ee03-4689-8f0f-6fa5d67c5c72",
  "type": "frontend",
  "name": "Performance — hot-cache reload of index under 500ms",
  "description": "After one cold load, a second reload (with browser cache populated) must render the index in ≤ 500ms. Catches deployables that don't set proper cache-control headers — repeated visits feel as slow as first visits.",
  "priority": "p2",
  "metadata": {
    "category": "performance",
    "stage": "all"
  },
  "planSteps": [
    {
      "type": "action",
      "description": "Navigate to the homepage and wait for full load (cold cache)"
    },
    {
      "type": "action",
      "description": "Reload the page (browser cache populated)"
    },
    {
      "type": "assertion",
      "description": "Verify the second load reaches LCP in ≤ 500ms"
    }
  ]
}