added deployment information

src/demo/demo-backend/deployment/deployment.yml

+apiVersion: v1
+kind: Service
+metadata:
+  name: dashboard-backend
+spec:
+  type: LoadBalancer
+  selector:
+      app: dashboard-backend
+  ports:
+    - name: https
+      port: 443
+      targetPort: 443
+      nodePort: 30469
+      protocol: TCP
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: dashboard-backend
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: dashboard-backend
+  template:
+    metadata:
+      labels:
+        app: dashboard-backend
+    spec:
+      containers:
+      - name: dashboard
+        image: alexx882/demo-backend
+        ports:
+        - containerPort: 443
+        imagePullPolicy: Always
+        volumeMounts:
+        - mountPath: /certs
+          name: articonf
+      volumes:
+      - name: articonf
+        hostPath: 
+          path: /srv/articonf
+          type: Directory
\ No newline at end of file

src/demo/demo-backend/nginx/project.conf

@@ -3,8 +3,8 @@ server {
     listen 443 ssl;
     server_name docker_flask_gunicorn_nginx;
 
-    ssl_certificate /certs/fullchain_live.pem;
-    ssl_certificate_key /certs/privkey_live.pem;
+    ssl_certificate /certs/articonf1.crt;
+    ssl_certificate_key /certs/articonf1.key;
 
     location / {
         proxy_pass http://flask_app:8000;