ci(lighthouse): add jenkins lighthouse automated audit

Jenkinsfile

@@ -2,6 +2,7 @@ pipeline {
     agent any
     environment {
         DOCKER_HOST = "unix:///var/run/docker.sock"
+        APP_VERSION = "${env.BRANCH_NAME}-${env.BUILD_NUMBER}"
     }
     stages {
         stage('Build') {
@@ -9,12 +10,25 @@ pipeline {
                 // Get Caddy version
                 sh "cp .env.dist .env"
                 // Push portfolio version
-                sh "echo '\nPORTFOLIO_VERSION=${env.BRANCH_NAME}-${env.BUILD_NUMBER}' >> .env"
+                sh "echo '\nPORTFOLIO_VERSION=${env.APP_VERSION}' >> .env"
 
                 echo "Building new portfolio version..."
                 sh "docker compose build"
             }
         }
+        stage('Lighthouse Audit') {
+            steps {
+                // Temporary container to get data in /dist folder
+                // Reuse of just build portfolio image
+                 sh "mkdir -p ./dist-audit ./.lighthouseci"
+                sh "docker create --name audit-tmp portfolio:${env.APP_VERSION}"
+                sh "docker cp audit-tmp:/usr/share/caddy/. ./dist-audit"
+                sh "docker rm audit-tmp"
+
+                // Launch special service in docker compose
+                sh "docker compose --profile audit run --rm lighthouse-audit"
+            }
+        }
         stage('Deploy') {
             // Deploy only master branch
             when {
@@ -35,8 +49,17 @@ pipeline {
     }
     post {
         always { 
-            echo "Clean unused image..."
+            echo "Publish Lighthouse audit..."
+            publishHTML([
+                allowMissing: true,
+                alwaysLinkToLastBuild: true,
+                reportDir: '.lighthouseci',
+                reportFiles: 'index.html',
+                reportName: 'Lighthouse Report'
+            ])
+            echo "Clean unused image and files..."
             sh "docker image prune -f" 
+            sh "rm -rf ./dist-audit"
         }
         success { echo "Success !" }
         failure { echo "Failed." }