docs: Kubernetes deployment (#916)

kubernetes.yml

@@ -10,13 +10,22 @@ spec:
     requests:
       storage: 16Gi
 ---
-apiVersion: v1
-kind: Pod
+apiVersion: apps/v1
+kind: Deployment
 metadata:
   name: dsm
   labels:
     name: dsm
 spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: dsm
+  template:
+    metadata:
+      labels:
+        app: dsm
+    spec:
       containers:
       - name: dsm
         image: vdsm/virtual-dsm
@@ -29,6 +38,8 @@ spec:
           value: "16G"
         ports:
           - containerPort: 5000
+            name: http
+            protocol: TCP
         securityContext:
           capabilities:
             add:
@@ -59,9 +70,12 @@ kind: Service
 metadata:
   name: dsm
 spec:
+  internalTrafficPolicy: Cluster
   ports:
-  - name: tcp-5000
+    - name: http
       port: 5000
+      protocol: TCP
+      targetPort: 5000
   selector:
-    name: dsm
-  type: NodePort
+    app: dsm
+  type: ClusterIP

readme.md

@@ -250,14 +250,14 @@ kubectl apply -f https://raw.githubusercontent.com/vdsm/virtual-dsm/refs/heads/m
 
 ### How do I install a specific version of vDSM?
 
-  By default, version 7.2 will be installed, but if you prefer an older version, you can add its download URL to your compose file as follows:
+  By default, version 7.2 will be installed, but if you prefer an older version, you can add the download URL of the `.pat` file to your compose file as follows:
 
   ```yaml
   environment:
     URL: "https://global.synologydownload.com/download/DSM/release/7.0.1/42218/DSM_VirtualDSM_42218.pat"
   ```
 
-  With this method, it is even possible to switch between different versions while keeping all your file data intact.
+  With this method, it is even possible to switch back and forth between versions while keeping your file data intact.
 
   If you don't have internet access, it's also possible to skip the download by setting URL to:
 
@@ -266,7 +266,7 @@ kubectl apply -f https://raw.githubusercontent.com/vdsm/virtual-dsm/refs/heads/m
     URL: "DSM_VirtualDSM_42218.pat"
   ```
 
-  after placing a file called `DSM_VirtualDSM_42218.pat` in your `/storage` folder.
+  after placing a copy of [DSM_VirtualDSM_42218.pat](https://global.synologydownload.com/download/DSM/release/7.0.1/42218/DSM_VirtualDSM_42218.pat) in the root of your `/storage` folder.
 
 ### What are the differences compared to the standard DSM?