apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: redis
  namespace: luncher
spec:
  serviceName: redis
  replicas: 1
  selector:
    matchLabels:
      app: redis
  template:
    metadata:
      labels:
        app: redis
    spec:
      containers:
        - name: redis
          # Redis Stack je nutný — aplikace používá JSON.GET / JSON.SET (modul RedisJSON)
          image: redis/redis-stack-server:7.2.0-v14
          ports:
            - containerPort: 6379
          resources:
            requests:
              cpu: 100m
              memory: 128Mi
            limits:
              cpu: 500m
              memory: 512Mi
          volumeMounts:
            - name: data
              mountPath: /data
          readinessProbe:
            exec:
              command: ["redis-cli", "ping"]
            initialDelaySeconds: 5
            periodSeconds: 5
          livenessProbe:
            exec:
              command: ["redis-cli", "ping"]
            initialDelaySeconds: 10
            periodSeconds: 10
  volumeClaimTemplates:
    - metadata:
        name: data
      spec:
        accessModes: ["ReadWriteOnce"]
        resources:
          requests:
            storage: 1Gi