add note about creating the secret for the CCM

docs/book/src/developers/development.md

@@ -173,6 +173,21 @@ clusterctl generate cluster $CLUSTER_NAME \
 This will provision the cluster with the CNI defaulted to [cilium](../topics/addons.md#cilium)
 and the [linode-ccm](../topics/addons.md#ccm) installed.
 
+Next, obtain the provisioned cluster kubeconfig:
+```bash
+clusterctl get kubeconfig $CLUSTER_NAME > $CLUSTER_NAME-kubeconfig
+```
+
+Once the cluster is reachable, create the Kubernetes Secret on the provisioned
+cluster for the linode-ccm:
+```bash
+kubectl -n kube-system --kubeconfig $CLUSTER_NAME-kubeconfig \
+  create secret generic \
+  linode-token-region \
+  --from-literal=token=$LINODE_TOKEN \
+  --from-literal=region=$LINODE_REGION
+```
+
 ```admonish question title=""
 For any issues, please refer to the [troubleshooting guide](../topics/troubleshooting.md).
 ```