cluster/kube: Add k0-cockroach.jsonnet, add Gitea client cert

Change-Id: Ibc5db1b0114b2540b6dc806e75e9a36cf9a3bc50
diff --git a/cluster/kube/k0-cockroach.jsonnet b/cluster/kube/k0-cockroach.jsonnet
new file mode 100644
index 0000000..faf0f14
--- /dev/null
+++ b/cluster/kube/k0-cockroach.jsonnet
@@ -0,0 +1,7 @@
+// Only the CockroachDB cluster - nodes, clients etc.
+
+local k0 = (import "k0.libsonnet").k0;
+
+{
+    cockroach: k0.cockroach,
+}
diff --git a/cluster/kube/k0.libsonnet b/cluster/kube/k0.libsonnet
index be5bcfe..4f25887 100644
--- a/cluster/kube/k0.libsonnet
+++ b/cluster/kube/k0.libsonnet
@@ -80,6 +80,7 @@
                 buglessDev: k0.cockroach.waw2.Client("bugless-dev"),
                 sso: k0.cockroach.waw2.Client("sso"),
                 herpDev: k0.cockroach.waw2.Client("herp-dev"),
+                gitea: k0.cockroach.waw2.Client("gitea"),
             },
         },