describe the `go get` step before `cue get go` in the tutorial
see #95. Still needs to be done for the docs in cuelang.org website.
Closes #180
https://github.com/cuelang/cue/pull/180
GitOrigin-RevId: a3cb34161e7aa24bafb8a5297c99a0c575280936
Change-Id: Ib57b868660239807a6944a133e79f2e92eaab53a
Reviewed-on: https://cue-review.googlesource.com/c/cue/+/4080
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>
diff --git a/doc/tutorial/kubernetes/README.md b/doc/tutorial/kubernetes/README.md
index 4ee15fb..70f72d5 100644
--- a/doc/tutorial/kubernetes/README.md
+++ b/doc/tutorial/kubernetes/README.md
@@ -1050,6 +1050,14 @@
### Extract CUE templates directly from Kubernetes Go source
+In order for `cue get go` to generate the CUE templates from Go sources, you first need to have the sources locally:
+
+```
+$ go get k8s.io/api/apps/v1
+$ go get k8s.io/api/extensions/v1beta1
+$ go get k8s.io/api/apps/v1beta1
+```
+
```
$ cue get go k8s.io/api/core/v1
$ cue get go k8s.io/api/extensions/v1beta1