adding workflow jenkins file

Jenkinsfile

@@ -2,38 +2,104 @@ pipeline {
     agent any
 
     environment {
-        GIT_CREDENTIALS = '8242519c-ed9e-447a-ad63-1f8d7368cf68' // This should be the ID of your Jenkins credentials
+        REGISTRY_URL = 'git.winteraccess.id'
+        IMAGE_NAME = 'winter-access/backend_nam'
+        KUBE_NAMESPACE = 'nam-backend-dev'
     }
 
     stages {
         stage('Checkout') {
             steps {
-                checkout([
+                git branch: 'dev', url: 'https://git.winteraccess.id/winter-access/backend_nam.git'
-                    $class: 'GitSCM',
-                    branches: [[name: '*/dev']],
-                    doGenerateSubmoduleConfigurations: false,
-                    extensions: [],
-                    userRemoteConfigs: [[
-                        url: 'https://git.winteraccess.id/winter-access/backend_nam.git',
-                        credentialsId: env.GIT_CREDENTIALS
-                    ]]
-                ])
             }
         }
 
-        stage('Build and Deploy') {
+        stage('Get Short SHA') {
             steps {
-                sh 'go mod tidy'
+                script {
-                sh 'go build -o myapp'
+                    env.SHORT_SHA = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
-                sh 'sudo cp myapp /home/developer/backend_nam/'
+                }
             }
         }
 
-        stage('Restart Service') {
+        stage('Login to Registry') {
             steps {
-                sh 'sudo systemctl daemon-reload'
+                script {
-                sh 'sudo systemctl restart backend-nam'
+                    sh "echo ${env.REGISTRY_TOKEN} | docker login ${REGISTRY_URL} --username ${env.REGISTRY_USER} --password-stdin"
+                }
+            }
+        }
+
+        stage('Build Docker Image') {
+            steps {
+                script {
+                    sh """
+                    docker build -t ${REGISTRY_URL}/${IMAGE_NAME}:dev-${SHORT_SHA} \
+                                 -t ${REGISTRY_URL}/${IMAGE_NAME}:dev \
+                                 -t ${REGISTRY_URL}/${IMAGE_NAME}:latest \
+                                 -f src/Dockerfile .
+                    """
+                }
+            }
+        }
+
+        stage('Push Docker Image') {
+            steps {
+                script {
+                    sh """
+                    docker push ${REGISTRY_URL}/${IMAGE_NAME}:dev-${SHORT_SHA}
+                    docker push ${REGISTRY_URL}/${IMAGE_NAME}:dev
+                    docker push ${REGISTRY_URL}/${IMAGE_NAME}:latest
+                    """
+                }
+            }
+        }
+
+        stage('SonarQube Analysis') {
+            steps {
+                script {
+                    withSonarQubeEnv('SonarQube') {
+                        sh 'mvn sonar:sonar'
                     }
                 }
             }
         }
+
+        stage('Setup Kubectl') {
+            steps {
+                script {
+                    sh 'kubectl version --client'
+                }
+            }
+        }
+
+        stage('Create Kubeconfig') {
+            steps {
+                script {
+                    sh """
+                    mkdir -p \$HOME/.kube
+                    echo "${env.KUBECONFIG}" > \$HOME/.kube/config
+                    chmod 600 \$HOME/.kube/config
+                    """
+                }
+            }
+        }
+
+        stage('Deploy to Kubernetes') {
+            steps {
+                script {
+                    sh """
+                    kubectl apply -f deploy/kubernetes/dev.yaml
+                    kubectl set image deployment/backend backend=${REGISTRY_URL}/${IMAGE_NAME}:dev-${SHORT_SHA} -n ${KUBE_NAMESPACE}
+                    """
+                }
+            }
+        }
+    }
+
+    post {
+        always {
+            cleanWs()
+        }
+    }
+}