Mongo Standalone added

Signed-off-by: Arnob kumar saha <arnob@appscode.com>

.github/workflows/ci.yml

@@ -33,7 +33,7 @@ jobs:
 
       - name: Check links
         run: |
-          liche -r docs -d $(pwd) -c 10 -p -h -l -x '^(.*github.com.*|.*api.slack.com.*|.*twitter.com.*|.*linode.com.*|.*helm.sh.*|.*k8s.io.*|.*percona.com.*|.*kubernetes.io.*|.*search-guard.com.*|.*hub.docker.com.*|.*appscode.com.*|.*mongodb.com.*|.*community.arm.com.*|.*cluster.com.*|.*proxysql.com.*)$'
+          liche -r docs -d $(pwd) -c 10 -p -h -l -x '^(.*github.com.*|.*api.slack.com.*|.*twitter.com.*|.*linode.com.*|.*helm.sh.*|.*k8s.io.*|.*percona.com.*|.*kubernetes.io.*|.*search-guard.com.*|.*hub.docker.com.*|.*appscode.com.*|.*mongodb.com.*|.*community.arm.com.*|.*cluster.com.*|.*proxysql.com.*|.*stackoverflow.com.*|.*redis.io.*)$'
 
       - name: Create Kubernetes cluster
         id: kind

docs/examples/mongodb/clustering/standalone.yaml

@@ -0,0 +1,19 @@
+apiVersion: kubedb.com/v1alpha2
+kind: MongoDB
+metadata:
+  name: mg-alone
+  namespace: demo
+spec:
+  version: "4.2.3"
+  podTemplate:
+    spec:
+      resources:
+        requests:
+          cpu: "300m"
+          memory: "400Mi"
+  storage:
+    resources:
+      requests:
+        storage: 500Mi
+    storageClassName: standard
+  terminationPolicy: WipeOut

docs/guides/mongodb/clustering/replicaset.md

@@ -62,7 +62,7 @@ spec:
 ```
 
 ```bash
-$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/examples/mongodb/clustering/demo-1.yaml
+$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/examples/mongodb/clustering/replicaset.yaml
 mongodb.kubedb.com/mgo-replicaset created
 ```