.lighthouserc.js

const assertions = {
  // Not useful or invisible diagnostic audits (off)
  'full-page-screenshot': ['off', {}],
  'critical-request-chains': ['off', {}],
  'final-screenshot': ['off', {}],
  'js-libraries': ['off', {}],
  'largest-contentful-paint-element': ['off', {}],
  'layout-shift-elements': ['off', {}],
  'main-thread-tasks': ['off', {}],
  'network-requests': ['off', {}],
  'network-rtt': ['off', {}],
  'network-server-latency': ['off', {}],
  'resource-summary': ['off', {}],
  'screenshot-thumbnails': ['off', {}],
  'script-treemap-data': ['off', {}],
  'third-party-summary': ['off', {}],
  'total-blocking-time': ['off', {}],
  'user-timings': ['off', {}],
  diagnostics: ['off', {}],
  metrics: ['off', {}],
  // All the rest of the audits (warn)
  'aria-allowed-attr': ['warn', {}],
  'aria-command-name': ['warn', {}],
  'aria-hidden-body': ['warn', {}],
  'aria-hidden-focus': ['warn', {}],
  'aria-input-field-name': ['warn', {}],
  'aria-meter-name': ['warn', {}],
  'aria-progressbar-name': ['warn', {}],
  'aria-required-attr': ['warn', {}],
  'aria-required-children': ['warn', {}],
  'aria-required-parent': ['warn', {}],
  'aria-roles': ['warn', {}],
  'aria-toggle-field-name': ['warn', {}],
  'aria-tooltip-name': ['warn', {}],
  'aria-treeitem-name': ['warn', {}],
  'aria-valid-attr': ['warn', {}],
  'aria-valid-attr-value': ['warn', {}],
  'bootup-time': ['warn', {}],
  'button-name': ['warn', {}],
  'color-contrast': ['warn', {}],
  'crawlable-anchors': ['warn', {}],
  'csp-xss': ['warn', {}],
  'cumulative-layout-shift': ['warn', {}],
  'definition-list': ['warn', {}],
  'document-title': ['warn', {}],
  'dom-size': ['warn', {}],
  'duplicate-id-active': ['warn', {}],
  'duplicate-id-aria': ['warn', {}],
  'duplicated-javascript': ['warn', {}],
  'efficient-animated-content': ['warn', {}],
  'errors-in-console': ['warn', {}],
  'first-contentful-paint': ['warn', {}],
  'first-meaningful-paint': ['warn', {}],
  'font-display': ['warn', {}],
  'font-size': ['warn', {}],
  'form-field-multiple-labels': ['warn', {}],
  'frame-title': ['warn', {}],
  'geolocation-on-start': ['warn', {}],
  'heading-order': ['warn', {}],
  'html-has-lang': ['warn', {}],
  'html-lang-valid': ['warn', {}],
  'http-status-code': ['warn', {}],
  'image-alt': ['warn', {}],
  'image-aspect-ratio': ['warn', {}],
  'image-size-responsive': ['warn', {}],
  'input-image-alt': ['warn', {}],
  'inspector-issues': ['warn', {}],
  'is-crawlable': ['warn', {}],
  'largest-contentful-paint': ['warn', {}],
  'lcp-lazy-loaded': ['warn', {}],
  'legacy-javascript': ['warn', {}],
  'link-name': ['warn', {}],
  'link-text': ['warn', {}],
  'long-tasks': ['warn', {}],
  'mainthread-work-breakdown': ['warn', {}],
  'max-potential-fid': ['warn', {}],
  'meta-description': ['warn', {}],
  'meta-refresh': ['warn', {}],
  'meta-viewport': ['warn', {}],
  'modern-image-formats': ['warn', {}],
  'no-document-write': ['warn', {}],
  'no-unload-listeners': ['warn', {}],
  'no-vulnerable-libraries': ['warn', {}],
  'non-composited-animations': ['warn', {}],
  'notification-on-start': ['warn', {}],
  'object-alt': ['warn', {}],
  'offscreen-images': ['warn', {}],
  'password-inputs-can-be-pasted-into': ['warn', {}],
  'performance-budget': ['warn', {}],
  'preload-fonts': ['warn', {}],
  'preload-lcp-image': ['warn', {}],
  'render-blocking-resources': ['warn', {}],
  'robots-txt': ['warn', {}],
  'server-response-time': ['warn', {}],
  'speed-index': ['warn', {}],
  'tap-targets': ['warn', {}],
  'td-headers-attr': ['warn', {}],
  'th-has-data-cells': ['warn', {}],
  'third-party-facades': ['warn', {}],
  'timing-budget': ['warn', {}],
  'total-byte-weight': ['warn', {}],
  'unminified-css': ['warn', {}],
  'unminified-javascript': ['warn', {}],
  'unsized-images': ['warn', {}],
  'unused-css-rules': ['warn', {}],
  'unused-javascript': ['warn', {}],
  'uses-http2': ['warn', {}],
  'uses-long-cache-ttl': ['warn', {}],
  'uses-optimized-images': ['warn', {}],
  'uses-passive-event-listeners': ['warn', {}],
  'uses-rel-preconnect': ['warn', {}],
  'uses-rel-preload': ['warn', {}],
  'uses-responsive-images': ['warn', {}],
  'uses-text-compression': ['warn', {}],
  'valid-lang': ['warn', {}],
  'valid-source-maps': ['warn', {}],
  'video-caption': ['warn', {}],
  accesskeys: ['warn', {}],
  bypass: ['warn', {}],
  canonical: ['warn', {}],
  charset: ['warn', {}],
  deprecations: ['warn', {}],
  dlitem: ['warn', {}],
  doctype: ['warn', {}],
  hreflang: ['warn', {}],
  interactive: ['warn', {}],
  label: ['warn', {}],
  list: ['warn', {}],
  listitem: ['warn', {}],
  plugins: ['warn', {}],
  redirects: ['warn', {}],
  tabindex: ['warn', {}],

  // every PWA audit is disabled
  'apple-touch-icon': ['off', {}],
  'content-width': ['off', {}],
  'installable-manifest': ['off', {}],
  'is-on-https': ['off', {}],
  'maskable-icon': ['off', {}],
  'themed-omnibox': ['off', {}],
  'service-worker': ['off', {}],
  'splash-screen': ['off', {}],
  viewport: ['off', {}]
}


const assert = {
  assertions
}

const collect = {
  chromePath: '/opt/hostedtoolcache/chromium/latest/x64/chrome',
  startServerCommand:
    'npm run serve:lhci',
  startServerReadyPattern: 'listening',
  settings: {chromeFlags: ['--disable-gpu', '--no-sandbox', '-no-zygote']}
}

module.exports = {
  ci: {
    assert,
    collect
  }
}