corrected docs, improved wait condition

Author: adwk67

docs/modules/druid/examples/getting_started/getting_started.sh

@@ -55,9 +55,8 @@ exit 1
 ;;
 esac
 
-# As of SDP 26.3 CRDs are managed by the operator not helm, so there should be an initial delay
-# to allow the CRDs to be detected
-sleep 10
+# TODO: Remove once https://github.com/stackabletech/issues/issues/828 has been implemented (see that issue for details).
+until kubectl get crd druidclusters.druid.stackable.tech >/dev/null 2>&1; do echo "Waiting for CRDs to be installed" && sleep 1; done
 
 echo "Installing ZooKeeper from zookeeper.yaml"
 # tag::install-zookeeper[]

docs/modules/druid/examples/getting_started/getting_started.sh.j2

@@ -55,9 +55,8 @@ exit 1
 ;;
 esac
 
-# As of SDP 26.3 CRDs are managed by the operator not helm, so there should be an initial delay
-# to allow the CRDs to be detected
-sleep 10
+# TODO: Remove once https://github.com/stackabletech/issues/issues/828 has been implemented (see that issue for details).
+until kubectl get crd druidclusters.druid.stackable.tech >/dev/null 2>&1; do echo "Waiting for CRDs to be installed" && sleep 1; done
 
 echo "Installing ZooKeeper from zookeeper.yaml"
 # tag::install-zookeeper[]

docs/modules/druid/pages/getting_started/first_steps.adoc

@@ -106,20 +106,18 @@ simple-hdfs-namenode-default         2/2     6m
 simple-zk-server-default             3/3     7m
 ----
 
-Ideally you use `stackablectl stacklet list` to find out the address the Druid router is reachable at and use that address.
+=== Ingest example data
 
-As an alternative, you can create a port-forward for the Druid Router:
+Next, ingest some example data using the web interface.
+You can either use `stackablectl stacklet list` to find out the address the Druid router is reachable at and use that address, or you can create a port-forward for the Druid Router:
 
+[source,bash]
 ----
-include::example$getting_started/getting_started.sh[tag=port-forwarding]
+kubectl port-forward svc/simple-druid-router 9088 > /dev/null 2>&1 &
 ----
 
-=== Ingest example data
-
-Next, ingest some example data using the web interface.
 If you prefer to use the command line instead, follow the instructions in the collapsed section below.
 
-
 [#ingest-cmd-line]
 .Alternative: Using the command line
 [%collapsible]