apiVersion: apps/v1
kind: Deployment
metadata:
  namespace: jenkins
  name: jenkins
spec:
  replicas: 1
  selector:
    matchLabels:
      app: jenkins
  template:
    metadata:
      labels:
        app: jenkins
    spec:
      restartPolicy: Always
      terminationGracePeriodSeconds: 10
      containers:
        - name: jenkins
          image: jenkins/jenkins:latest-jdk21 
          resources:
            requests:
              cpu: 500m
              memory: 1Gi
            limits:
              cpu: 2000m
              memory: 4Gi
          volumeMounts:
            - name: jenkins-volume
              mountPath: /var/jenkins_home 
          ports:
            - containerPort: 8080
      volumes:
        - name: jenkins-volume
          persistentVolumeClaim:
            claimName: jenkins-pvc