REFACTOR external service and improve websocket training

infrastructure/kubernetes/base/components/training/training-service.yaml

@@ -85,6 +85,8 @@ spec:
         volumeMounts:
         - name: tmp-storage
           mountPath: /tmp
+        - name: model-storage
+          mountPath: /app/models
         resources:
           requests:
             memory: "512Mi"
@@ -112,6 +114,9 @@ spec:
       - name: tmp-storage
         emptyDir:
           sizeLimit: 2Gi
+      - name: model-storage
+        persistentVolumeClaim:
+          claimName: model-storage
 
 ---
 apiVersion: v1