Jenkinsfile hinzugefügt

Jenkinsfile

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+pipeline {
+
+    agent {
+        kubernetes {
+            inheritFrom 'frontend-agent'  // dein Pod Template – node-builder Container muss drin sein
+        }
+    }
+
+    // ============================================================
+    // Konfiguration – hier anpassen
+    // ============================================================
+    environment {
+        NEXUS_URL         = 'registry.nexus.deinedorfapp.de'
+        NEXUS_CREDENTIAL  = 'Nexus'
+        IMAGE_NAME        = 'frontend'
+        IMAGE_TAG         = "${env.BUILD_NUMBER}"
+        IMAGE_FULL        = "${NEXUS_URL}/${IMAGE_NAME}:${IMAGE_TAG}"
+        IMAGE_LATEST      = "${NEXUS_URL}/${IMAGE_NAME}:latest"
+    }
+    // ============================================================
+
+    options {
+        timestamps()
+        disableConcurrentBuilds()
+        buildDiscarder(logRotator(numToKeepStr: '10'))
+    }
+
+    stages {
+
+        stage('Checkout') {
+            steps {
+                echo ">>> Quellcode auschecken"
+                checkout scm
+            }
+        }
+
+        stage('Dependencies installieren') {
+            steps {
+                container('frontend-builder') {
+                    echo ">>> npm install"
+                    sh 'npm ci'
+                }
+            }
+        }
+
+        stage('Lint') {
+            steps {
+                container('frontend-builder') {
+                    echo ">>> ESLint prüfen"
+                    sh 'npm run lint'
+                }
+            }
+        }
+
+        stage('Build (Vite)') {
+            steps {
+                container('frontend-builder') {
+                    echo ">>> Vite Production Build"
+                    sh 'npm run build'
+                }
+            }
+        }
+
+        stage('Docker Image bauen') {
+            steps {
+                container('docker-builder') {
+                    echo ">>> Docker Image wird gebaut: ${IMAGE_FULL}"
+                    sh """
+                        docker build \
+                            --build-arg BUILD_NUMBER=${env.BUILD_NUMBER} \
+                            -t ${IMAGE_FULL} \
+                            -t ${IMAGE_LATEST} \
+                            .
+                    """
+                }
+            }
+        }
+
+        stage('Push zu Nexus') {
+            steps {
+                container('docker-builder') {
+                    echo ">>> Push zu Nexus Docker Registry"
+                    withCredentials([usernamePassword(
+                        credentialsId: "${NEXUS_CREDENTIAL}",
+                        usernameVariable: 'NEXUS_USER',
+                        passwordVariable: 'NEXUS_PASS'
+                    )]) {
+                        sh "echo \${NEXUS_PASS} | docker login ${NEXUS_URL} -u \${NEXUS_USER} --password-stdin"
+                        sh "docker push ${IMAGE_FULL}"
+                        sh "docker push ${IMAGE_LATEST}"
+                    }
+                }
+            }
+        }
+
+        stage('Aufräumen') {
+            steps {
+                container('docker-builder') {
+                    echo ">>> Lokale Docker Images entfernen"
+                    sh "docker rmi ${IMAGE_FULL} || true"
+                    sh "docker rmi ${IMAGE_LATEST} || true"
+                }
+            }
+        }
+    }
+
+    post {
+        success {
+            echo ">>> Build erfolgreich! Image verfügbar unter: ${IMAGE_FULL}"
+        }
+        failure {
+            echo ">>> Build fehlgeschlagen! Bitte Logs prüfen."
+        }
+    }
+}