Style quickfixes

README.md

@@ -14,20 +14,22 @@ This WebHook solves the DNS01 challenge to prove ownership of DuckDNS domains.
 Helm's [documentation](https://helm.sh/docs) to get started.
 
 Once Helm has been set up correctly, add the repo as follows:
-
+```shell
 helm repo add csp33 https://csp33.github.io/cert-manager-duckdns-webhook
+```
 
 If you had already added this repo earlier, run `helm repo update` to retrieve
 the latest versions of the packages.  You can then run `helm search repo
 csp33` to see the charts.
 
 To install the <chart-name> chart:
-
-    helm install cert-manager-duckdns-webhook csp33/cert-manager-duckdns-webhook
-
+```shell
+helm install cert-manager-duckdns-webhook csp33/cert-manager-duckdns-webhook
+```
 To uninstall the chart:
-
-    helm uninstall cert-manager-duckdns-webhook
+```shell
+helm uninstall cert-manager-duckdns-webhook
+```
 
 ### Running the test suite
 
@@ -42,8 +44,8 @@ To uninstall the chart:
 ### Pushing the image
 
 ```shell
-  export IMAGE_TAG=1.0.0
-  docker buildx build --push --platform linux/arm64,linux/amd64 -t csp33/cert-manager-duckdns-webhook:$IMAGE_TAG -t csp33/cert-manager-duckdns-webhook:latest .;
+export IMAGE_TAG=1.0.0
+docker buildx build --push --platform linux/arm64,linux/amd64 -t csp33/cert-manager-duckdns-webhook:$IMAGE_TAG -t csp33/cert-manager-duckdns-webhook:latest .;
 ```
 
 ## Acknowledgments