lighthouserc.json

{
  "ci": {
    "collect": {
      "startServerCommand": "npm start",
      "startServerReadyPattern": "ready on",
      "startServerReadyTimeout": 30000,
      "url": [
        "http://localhost:3000/",
        "http://localhost:3000/marketplace",
        "http://localhost:3000/commitments"
      ],
      "numberOfRuns": 3,
      "settings": {
        "onlyCategories": ["performance", "accessibility", "best-practices", "seo"]
      }
    },
    "assert": {
      "assertions": {
        "categories:performance": ["warn", { "minScore": 0.7 }],
        "categories:accessibility": ["error", { "minScore": 0.9 }],
        "categories:best-practices": ["error", { "minScore": 0.9 }],
        "categories:seo": ["error", { "minScore": 0.9 }],
        "first-contentful-paint": ["warn", { "maxNumericValue": 3000 }],
        "largest-contentful-paint": ["warn", { "maxNumericValue": 4000 }],
        "total-blocking-time": ["warn", { "maxNumericValue": 500 }],
        "cumulative-layout-shift": ["warn", { "maxNumericValue": 0.15 }],
        "interactive": ["warn", { "maxNumericValue": 5000 }]
      }
    },
    "upload": {
      "target": "temporary-public-storage"
    }
  }
}