apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-data
  labels:
    app: postgres
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 20Gi

---
apiVersion: v1
kind: Pod
metadata:
  name: postgres
spec:
  containers:
    - name: postgres
      image: docker.io/postgres:17-alpine
      volumeMounts:
        - name: postgres-data-pvc
          mountPath: /var/lib/postgresql/data
      env:
        - name: POSTGRES_PASSWORD
          value: changeme
        - name: POSTGRES_USER
          value: synapse
        - name: POSTGRES_DB
          value: synapse
        - name: POSTGRES_INITDB_ARGS
          value: --encoding=UTF8 --locale=C
  volumes:
    - name: postgres-data-pvc
      persistentVolumeClaim:
        claimName: postgres-data