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# Utilisation avec LHCI Server

LHCI Server est un serveur web qui permet de stocker et de visualiser les rapports d'audits Lighthouse. Vous avez ainsi la possibilité de suivre l'évolution de la performance de votre site web, à travers le temps (à chaque commit, par exemple).

# Objectifs

LHCI Server est un serveur web qui permet de stocker et de visualiser les rapports d'audits Lighthouse.

# Installation

Suivre le documentations de LHCI Server pour l'installation.

LHCI Server
https://github.com/GoogleChrome/lighthouse-ci/blob/main/docs/server.md

# IMPORTANT Configuration pour afficher les résultats des audits EcoIndex dans les graphs

Exemple d'un LHCI Server Docker, avec ecoindex
https://github.com/cnumr/lighthouse-plugin-ecoindex/tree/main/.devcontainer/intel/lhci-server

  1. Editer ce fichier : /usr/src/lhci/node_modules/@lhci/server/src/api/statistic-definitions.js (suivant votre installation, le chemin peut varier).
  2. Ajouter ces lignes :
const definitions = {
  // ...
  'category_lighthouse-plugin-ecoindex_median': categoryScoreMedian(
    'lighthouse-plugin-ecoindex',
  ),
  'category_lighthouse-plugin-ecoindex_min': categoryScoreMinOrMax(
    'lighthouse-plugin-ecoindex',
    'min',
  ),
  'category_lighthouse-plugin-ecoindex_max': categoryScoreMinOrMax(
    'lighthouse-plugin-ecoindex',
    'max',
  ),
  // ...
}
/**
 * @license Copyright 2019 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
 */
'use strict'

const {
  computeRepresentativeRuns,
} = require('@lhci/utils/src/representative-runs')

/** @typedef {(lhrs: Array<LH.Result>) => ({value: number})} StatisticFn */

/**
 * @return {StatisticFn}
 */
function metaLighthouseVersion() {
  return lhrs => {
    const version = lhrs[0].lighthouseVersion || ''
    const [_, major = '0', minor = '0', patch = '0'] =
      version.match(/^(\d+)\.(\d+)\.(\d+)/) || []
    const versionAsNumber =
      Number(major) * 100 * 100 + Number(minor) * 100 + Number(patch)
    return { value: versionAsNumber || 0 }
  }
}

/** @param {Array<number>} values */
function median(values) {
  const sorted = [...values].sort((a, b) => a - b)
  const medianIndex = Math.floor(values.length / 2)

  if (values.length === 0) return { value: -1 }
  return { value: sorted[medianIndex] }
}

/**
 * @param {string} auditId
 * @return {StatisticFn}
 */
function auditNumericValueMedian(auditId) {
  return lhrs => {
    const values = lhrs
      .map(lhr => lhr.audits[auditId] && lhr.audits[auditId].numericValue)
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    return median(values)
  }
}

/**
 * @param {string} categoryId
 * @return {StatisticFn}
 */
function categoryScoreMedian(categoryId) {
  return lhrs => {
    const values = lhrs
      .map(
        lhr => lhr.categories[categoryId] && lhr.categories[categoryId].score,
      )
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    return median(values)
  }
}

/**
 * @param {string} categoryId
 * @param {'min'|'max'} type
 * @return {StatisticFn}
 */
function categoryScoreMinOrMax(categoryId, type) {
  return lhrs => {
    const values = lhrs
      .map(
        lhr => lhr.categories[categoryId] && lhr.categories[categoryId].score,
      )
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    if (!values.length) return { value: -1 }
    return { value: Math[type](...values) }
  }
}

/**
 * @param {string} groupId
 * @param {'pass'|'fail'|'na'} type
 * @return {StatisticFn}
 */
function auditGroupCountOfMedianLhr(groupId, type) {
  return lhrs => {
    const [medianLhr] = computeRepresentativeRuns([lhrs.map(lhr => [lhr, lhr])])
    if (!medianLhr) return { value: -1 }

    // Start out with -1 as "no data available"
    let count = -1
    for (const category of Object.values(medianLhr.categories)) {
      for (const auditRef of category.auditRefs || []) {
        if (auditRef.group !== groupId) continue
        const audit = medianLhr.audits[auditRef.id]
        if (!audit) continue

        // Once we find our first candidate audit, set the count to 0.
        if (count === -1) count = 0

        const { score, scoreDisplayMode } = audit
        if (scoreDisplayMode === 'informative' && type === 'na') count++
        if (scoreDisplayMode === 'notApplicable' && type === 'na') count++
        if (scoreDisplayMode === 'binary' && score === 1 && type === 'pass')
          count++
        if (scoreDisplayMode === 'binary' && score !== 1 && type === 'fail')
          count++
        if (scoreDisplayMode === 'error' && type === 'fail') count++
      }
    }

    return { value: count }
  }
}

/** @type {Record<LHCI.ServerCommand.StatisticName, StatisticFn>} */
const definitions = {
  meta_lighthouse_version: metaLighthouseVersion(),
  audit_interactive_median: auditNumericValueMedian('interactive'),
  'audit_speed-index_median': auditNumericValueMedian('speed-index'),
  'audit_first-contentful-paint_median': auditNumericValueMedian(
    'first-contentful-paint',
  ),
  'audit_largest-contentful-paint_median': auditNumericValueMedian(
    'largest-contentful-paint',
  ),
  'audit_total-blocking-time_median': auditNumericValueMedian(
    'total-blocking-time',
  ),
  'audit_max-potential-fid_median':
    auditNumericValueMedian('max-potential-fid'),
  category_performance_median: categoryScoreMedian('performance'),
  category_pwa_median: categoryScoreMedian('pwa'),
  category_seo_median: categoryScoreMedian('seo'),
  category_accessibility_median: categoryScoreMedian('accessibility'),
  'category_best-practices_median': categoryScoreMedian('best-practices'),
  category_performance_min: categoryScoreMinOrMax('performance', 'min'),
  category_pwa_min: categoryScoreMinOrMax('pwa', 'min'),
  category_seo_min: categoryScoreMinOrMax('seo', 'min'),
  category_accessibility_min: categoryScoreMinOrMax('accessibility', 'min'),
  'category_best-practices_min': categoryScoreMinOrMax('best-practices', 'min'),
  category_performance_max: categoryScoreMinOrMax('performance', 'max'),
  category_pwa_max: categoryScoreMinOrMax('pwa', 'max'),
  category_seo_max: categoryScoreMinOrMax('seo', 'max'),
  category_accessibility_max: categoryScoreMinOrMax('accessibility', 'max'),
  'category_best-practices_max': categoryScoreMinOrMax('best-practices', 'max'),
  'auditgroup_pwa-fast-reliable_pass': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'pass',
  ),
  'auditgroup_pwa-fast-reliable_fail': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'fail',
  ),
  'auditgroup_pwa-fast-reliable_na': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'na',
  ),
  'auditgroup_pwa-installable_pass': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'pass',
  ),
  'auditgroup_pwa-installable_fail': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'fail',
  ),
  'auditgroup_pwa-installable_na': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'na',
  ),
  'auditgroup_pwa-optimized_pass': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'pass',
  ),
  'auditgroup_pwa-optimized_fail': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'fail',
  ),
  'auditgroup_pwa-optimized_na': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'na',
  ),
  'auditgroup_a11y-best-practices_pass': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'pass',
  ),
  'auditgroup_a11y-best-practices_fail': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'fail',
  ),
  'auditgroup_a11y-best-practices_na': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'na',
  ),
  'auditgroup_a11y-color-contrast_pass': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'pass',
  ),
  'auditgroup_a11y-color-contrast_fail': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'fail',
  ),
  'auditgroup_a11y-color-contrast_na': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'na',
  ),
  'auditgroup_a11y-names-labels_pass': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'pass',
  ),
  'auditgroup_a11y-names-labels_fail': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'fail',
  ),
  'auditgroup_a11y-names-labels_na': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'na',
  ),
  'auditgroup_a11y-navigation_pass': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'pass',
  ),
  'auditgroup_a11y-navigation_fail': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'fail',
  ),
  'auditgroup_a11y-navigation_na': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'na',
  ),
  'auditgroup_a11y-aria_pass': auditGroupCountOfMedianLhr('a11y-aria', 'pass'),
  'auditgroup_a11y-aria_fail': auditGroupCountOfMedianLhr('a11y-aria', 'fail'),
  'auditgroup_a11y-aria_na': auditGroupCountOfMedianLhr('a11y-aria', 'na'),
  'auditgroup_a11y-language_pass': auditGroupCountOfMedianLhr(
    'a11y-language',
    'pass',
  ),
  'auditgroup_a11y-language_fail': auditGroupCountOfMedianLhr(
    'a11y-language',
    'fail',
  ),
  'auditgroup_a11y-language_na': auditGroupCountOfMedianLhr(
    'a11y-language',
    'na',
  ),
  'auditgroup_a11y-audio-video_pass': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'pass',
  ),
  'auditgroup_a11y-audio-video_fail': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'fail',
  ),
  'auditgroup_a11y-audio-video_na': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'na',
  ),
  'auditgroup_a11y-tables-lists_pass': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'pass',
  ),
  'auditgroup_a11y-tables-lists_fail': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'fail',
  ),
  'auditgroup_a11y-tables-lists_na': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'na',
  ),
  'auditgroup_seo-mobile_pass': auditGroupCountOfMedianLhr(
    'seo-mobile',
    'pass',
  ),
  'auditgroup_seo-mobile_fail': auditGroupCountOfMedianLhr(
    'seo-mobile',
    'fail',
  ),
  'auditgroup_seo-mobile_na': auditGroupCountOfMedianLhr('seo-mobile', 'na'),
  'auditgroup_seo-content_pass': auditGroupCountOfMedianLhr(
    'seo-content',
    'pass',
  ),
  'auditgroup_seo-content_fail': auditGroupCountOfMedianLhr(
    'seo-content',
    'fail',
  ),
  'auditgroup_seo-content_na': auditGroupCountOfMedianLhr('seo-content', 'na'),
  'auditgroup_seo-crawl_pass': auditGroupCountOfMedianLhr('seo-crawl', 'pass'),
  'auditgroup_seo-crawl_fail': auditGroupCountOfMedianLhr('seo-crawl', 'fail'),
  'auditgroup_seo-crawl_na': auditGroupCountOfMedianLhr('seo-crawl', 'na'),
}

// Keep the export separate from declaration to enable tsc to typecheck the `@type` annotation.
module.exports = { definitions, VERSION: 2 }
 
/**
 * @license Copyright 2019 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
 */
'use strict'

const {
  computeRepresentativeRuns,
} = require('@lhci/utils/src/representative-runs')

/** @typedef {(lhrs: Array<LH.Result>) => ({value: number})} StatisticFn */

/**
 * @return {StatisticFn}
 */
function metaLighthouseVersion() {
  return lhrs => {
    const version = lhrs[0].lighthouseVersion || ''
    const [_, major = '0', minor = '0', patch = '0'] =
      version.match(/^(\d+)\.(\d+)\.(\d+)/) || []
    const versionAsNumber =
      Number(major) * 100 * 100 + Number(minor) * 100 + Number(patch)
    return { value: versionAsNumber || 0 }
  }
}

/** @param {Array<number>} values */
function median(values) {
  const sorted = [...values].sort((a, b) => a - b)
  const medianIndex = Math.floor(values.length / 2)

  if (values.length === 0) return { value: -1 }
  return { value: sorted[medianIndex] }
}

/**
 * @param {string} auditId
 * @return {StatisticFn}
 */
function auditNumericValueMedian(auditId) {
  return lhrs => {
    const values = lhrs
      .map(lhr => lhr.audits[auditId] && lhr.audits[auditId].numericValue)
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    return median(values)
  }
}

/**
 * @param {string} categoryId
 * @return {StatisticFn}
 */
function categoryScoreMedian(categoryId) {
  return lhrs => {
    const values = lhrs
      .map(
        lhr => lhr.categories[categoryId] && lhr.categories[categoryId].score,
      )
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    return median(values)
  }
}

/**
 * @param {string} categoryId
 * @param {'min'|'max'} type
 * @return {StatisticFn}
 */
function categoryScoreMinOrMax(categoryId, type) {
  return lhrs => {
    const values = lhrs
      .map(
        lhr => lhr.categories[categoryId] && lhr.categories[categoryId].score,
      )
      .filter(
        /** @return {value is number} */ value =>
          typeof value === 'number' && Number.isFinite(value),
      )

    if (!values.length) return { value: -1 }
    return { value: Math[type](...values) }
  }
}

/**
 * @param {string} groupId
 * @param {'pass'|'fail'|'na'} type
 * @return {StatisticFn}
 */
function auditGroupCountOfMedianLhr(groupId, type) {
  return lhrs => {
    const [medianLhr] = computeRepresentativeRuns([lhrs.map(lhr => [lhr, lhr])])
    if (!medianLhr) return { value: -1 }

    // Start out with -1 as "no data available"
    let count = -1
    for (const category of Object.values(medianLhr.categories)) {
      for (const auditRef of category.auditRefs || []) {
        if (auditRef.group !== groupId) continue
        const audit = medianLhr.audits[auditRef.id]
        if (!audit) continue

        // Once we find our first candidate audit, set the count to 0.
        if (count === -1) count = 0

        const { score, scoreDisplayMode } = audit
        if (scoreDisplayMode === 'informative' && type === 'na') count++
        if (scoreDisplayMode === 'notApplicable' && type === 'na') count++
        if (scoreDisplayMode === 'binary' && score === 1 && type === 'pass')
          count++
        if (scoreDisplayMode === 'binary' && score !== 1 && type === 'fail')
          count++
        if (scoreDisplayMode === 'error' && type === 'fail') count++
      }
    }

    return { value: count }
  }
}

/** @type {Record<LHCI.ServerCommand.StatisticName, StatisticFn>} */
const definitions = {
  meta_lighthouse_version: metaLighthouseVersion(),
  // Ecoindex custom statistics, START
  'category_lighthouse-plugin-ecoindex_median': categoryScoreMedian(
    'lighthouse-plugin-ecoindex',
  ),
  'category_lighthouse-plugin-ecoindex_min': categoryScoreMinOrMax(
    'lighthouse-plugin-ecoindex',
    'min',
  ),
  'category_lighthouse-plugin-ecoindex_max': categoryScoreMinOrMax(
    'lighthouse-plugin-ecoindex',
    'max',
  ),
  // Ecoindex custom statistics, END
  audit_interactive_median: auditNumericValueMedian('interactive'),
  'audit_speed-index_median': auditNumericValueMedian('speed-index'),
  'audit_first-contentful-paint_median': auditNumericValueMedian(
    'first-contentful-paint',
  ),
  'audit_largest-contentful-paint_median': auditNumericValueMedian(
    'largest-contentful-paint',
  ),
  'audit_total-blocking-time_median': auditNumericValueMedian(
    'total-blocking-time',
  ),
  'audit_max-potential-fid_median':
    auditNumericValueMedian('max-potential-fid'),
  category_performance_median: categoryScoreMedian('performance'),
  category_pwa_median: categoryScoreMedian('pwa'),
  category_seo_median: categoryScoreMedian('seo'),
  category_accessibility_median: categoryScoreMedian('accessibility'),
  'category_best-practices_median': categoryScoreMedian('best-practices'),
  category_performance_min: categoryScoreMinOrMax('performance', 'min'),
  category_pwa_min: categoryScoreMinOrMax('pwa', 'min'),
  category_seo_min: categoryScoreMinOrMax('seo', 'min'),
  category_accessibility_min: categoryScoreMinOrMax('accessibility', 'min'),
  'category_best-practices_min': categoryScoreMinOrMax('best-practices', 'min'),
  category_performance_max: categoryScoreMinOrMax('performance', 'max'),
  category_pwa_max: categoryScoreMinOrMax('pwa', 'max'),
  category_seo_max: categoryScoreMinOrMax('seo', 'max'),
  category_accessibility_max: categoryScoreMinOrMax('accessibility', 'max'),
  'category_best-practices_max': categoryScoreMinOrMax('best-practices', 'max'),
  'auditgroup_pwa-fast-reliable_pass': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'pass',
  ),
  'auditgroup_pwa-fast-reliable_fail': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'fail',
  ),
  'auditgroup_pwa-fast-reliable_na': auditGroupCountOfMedianLhr(
    'pwa-fast-reliable',
    'na',
  ),
  'auditgroup_pwa-installable_pass': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'pass',
  ),
  'auditgroup_pwa-installable_fail': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'fail',
  ),
  'auditgroup_pwa-installable_na': auditGroupCountOfMedianLhr(
    'pwa-installable',
    'na',
  ),
  'auditgroup_pwa-optimized_pass': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'pass',
  ),
  'auditgroup_pwa-optimized_fail': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'fail',
  ),
  'auditgroup_pwa-optimized_na': auditGroupCountOfMedianLhr(
    'pwa-optimized',
    'na',
  ),
  'auditgroup_a11y-best-practices_pass': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'pass',
  ),
  'auditgroup_a11y-best-practices_fail': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'fail',
  ),
  'auditgroup_a11y-best-practices_na': auditGroupCountOfMedianLhr(
    'a11y-best-practices',
    'na',
  ),
  'auditgroup_a11y-color-contrast_pass': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'pass',
  ),
  'auditgroup_a11y-color-contrast_fail': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'fail',
  ),
  'auditgroup_a11y-color-contrast_na': auditGroupCountOfMedianLhr(
    'a11y-color-contrast',
    'na',
  ),
  'auditgroup_a11y-names-labels_pass': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'pass',
  ),
  'auditgroup_a11y-names-labels_fail': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'fail',
  ),
  'auditgroup_a11y-names-labels_na': auditGroupCountOfMedianLhr(
    'a11y-names-labels',
    'na',
  ),
  'auditgroup_a11y-navigation_pass': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'pass',
  ),
  'auditgroup_a11y-navigation_fail': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'fail',
  ),
  'auditgroup_a11y-navigation_na': auditGroupCountOfMedianLhr(
    'a11y-navigation',
    'na',
  ),
  'auditgroup_a11y-aria_pass': auditGroupCountOfMedianLhr('a11y-aria', 'pass'),
  'auditgroup_a11y-aria_fail': auditGroupCountOfMedianLhr('a11y-aria', 'fail'),
  'auditgroup_a11y-aria_na': auditGroupCountOfMedianLhr('a11y-aria', 'na'),
  'auditgroup_a11y-language_pass': auditGroupCountOfMedianLhr(
    'a11y-language',
    'pass',
  ),
  'auditgroup_a11y-language_fail': auditGroupCountOfMedianLhr(
    'a11y-language',
    'fail',
  ),
  'auditgroup_a11y-language_na': auditGroupCountOfMedianLhr(
    'a11y-language',
    'na',
  ),
  'auditgroup_a11y-audio-video_pass': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'pass',
  ),
  'auditgroup_a11y-audio-video_fail': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'fail',
  ),
  'auditgroup_a11y-audio-video_na': auditGroupCountOfMedianLhr(
    'a11y-audio-video',
    'na',
  ),
  'auditgroup_a11y-tables-lists_pass': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'pass',
  ),
  'auditgroup_a11y-tables-lists_fail': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'fail',
  ),
  'auditgroup_a11y-tables-lists_na': auditGroupCountOfMedianLhr(
    'a11y-tables-lists',
    'na',
  ),
  'auditgroup_seo-mobile_pass': auditGroupCountOfMedianLhr(
    'seo-mobile',
    'pass',
  ),
  'auditgroup_seo-mobile_fail': auditGroupCountOfMedianLhr(
    'seo-mobile',
    'fail',
  ),
  'auditgroup_seo-mobile_na': auditGroupCountOfMedianLhr('seo-mobile', 'na'),
  'auditgroup_seo-content_pass': auditGroupCountOfMedianLhr(
    'seo-content',
    'pass',
  ),
  'auditgroup_seo-content_fail': auditGroupCountOfMedianLhr(
    'seo-content',
    'fail',
  ),
  'auditgroup_seo-content_na': auditGroupCountOfMedianLhr('seo-content', 'na'),
  'auditgroup_seo-crawl_pass': auditGroupCountOfMedianLhr('seo-crawl', 'pass'),
  'auditgroup_seo-crawl_fail': auditGroupCountOfMedianLhr('seo-crawl', 'fail'),
  'auditgroup_seo-crawl_na': auditGroupCountOfMedianLhr('seo-crawl', 'na'),
}

// Keep the export separate from declaration to enable tsc to typecheck the `@type` annotation.
module.exports = { definitions, VERSION: 2 }

Documentation externe des dépendances

LHCI Server
https://github.com/GoogleChrome/lighthouse-ci/blob/main/docs/server.md