Update good-practices.md

docs/book/src/reference/good-practices.md

@@ -14,7 +14,7 @@ Writing reconciliation logic according to specific events, breaks the recommenda
 
 ## Understanding Kubernetes APIs and following API conventions
 
-Building your operator commonly involves extending the Kubernetes API itself. It is helpful to understand precisely how Custom Resource Definitions (CRDs) interact with the Kubernetes API. Also, the [Kubebuilder documentation](./cronjob-tutorial/gvks.html) on Groups and Versions and Kinds may be helpful to understand these concepts better as they relate to operators.
+Building your operator commonly involves extending the Kubernetes API itself. It is helpful to understand precisely how Custom Resource Definitions (CRDs) interact with the Kubernetes API. Also, the [Kubebuilder documentation][docs] on Groups and Versions and Kinds may be helpful to understand these concepts better as they relate to operators.
 
 By developing Operator pattern solutions, we extend the Kubernetes api. 
 
@@ -61,7 +61,7 @@ Therefore, you can check an example of Status Conditional usage by looking at it
 
 </aside>
 
-
+[docs]: ./cronjob-tutorial/gvks.html
 [operator-pattern]: https://kubernetes.io/docs/concepts/extend-kubernetes/operator/ 
 
 [controllers]: https://kubernetes.io/docs/concepts/architecture/controller/