Move to new server

Jenkinsfile

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+// This Jenkinsfile defines a declarative pipeline
+pipeline {
+
+    options {
+        disableConcurrentBuilds()
+    }
+    agent any
+
+/*
+    agent {
+        docker {
+            image 'maven:3.9.3-eclipse-temurin-21'
+            args '-v $HOME/.m2:/root/.m2'
+        }
+    }
+ */
+
+
+    // Defines the sequence of stages that will be executed
+    stages {
+        // This stage checks out the source code from the SCM (Source Code Management) system
+        stage('Checkout') {
+            steps {
+                // This command checks out the source code from the SCM into the Jenkins workspace
+                checkout scm
+            }
+        }
+        stage('Build') {
+            steps {
+                sh 'mvn -B clean package'
+            }
+        }
+
+        stage('Docker Build') {
+              steps {
+                sh 'docker build -t upquark/swiss-backend:latest -t upquark/swiss-backend:${BUILD_NUMBER} .'
+              }
+        }
+
+        stage('Push the Docker Image to DockerHUb') {
+            steps {
+                script {
+                    withCredentials([string(credentialsId: 'c7783e4f-2f79-482f-885f-dfb39f8c02d3', variable: 'docker_hub')]) {
+                        sh 'docker login -u upquark -p ${docker_hub}'
+                    }
+                    sh 'docker push upquark/swiss-backend:latest'
+                    sh 'docker push upquark/swiss-backend:${BUILD_NUMBER}'
+                }
+            }
+        }
+
+        stage('Deploy to Kubernetes') {
+            steps {
+                script {
+                    kubeconfig(credentialsId: 'k3s-kubeconfig') {
+                        sh 'cat k8s/deployment.yaml | sed "s/latest/$BUILD_NUMBER/g" | kubectl apply -n swiss -f -'
+                        sh 'kubectl apply -f k8s/service.yaml -n swiss'
+                    }
+                }
+            }
+        }
+    }
+}