fixing deployment

template-postgres/templates/deployment.yaml

@@ -14,17 +14,24 @@ spec:
       labels:
         app: {{ .Values.database.name }}
     spec:
+      volumes:
+        - name: {{ .Values.database.name }}-storage
+          persistentVolumeClaim:
+            claimName: {{ .Values.database.name }}-pvc
       containers:
         - name: {{ .Values.database.name }}
-          image: bitnami/postgresql:latest
+          image: postgres
           ports:
-            containerPort: 5432
+            - containerPort: 5432
           volumeMounts: 
-            - mountPath: /bitnami/postgresql
+            - mountPath: /data
+              name: {{ .Values.database.name }}-storage
           env:
-            - name: POSTGRESQL_USERNAME
+            - name: PGDATA
+              value: /data
+            - name: POSTGRES_USER
               value: {{ .Values.database.auth.user }}
-            - name: POSTGRESQL_PASSWORD
+            - name: POSTGRES_PASSWORD
               value: {{ .Values.database.auth.password }}
             - name: POSTGRESQL_DATABASE
               value: {{ .Values.database.createdDatabase }}