Doc-5439 313x docs cleanup (#171)

* unify nav

* cleaning

* cleaning pt 2

* pt 3

* last part

Author: aimurphy

antora.yml

@@ -5,9 +5,6 @@ start_page: 'index.adoc'
 
 nav:
 - modules/ROOT/nav.adoc
-- modules/install-upgrade/nav.adoc
-- modules/components/nav.adoc
-- modules/operations/nav.adoc
 
 asciidoc:
   attributes:

modules/ROOT/images/GCP-all-pods.png

@@ -1 +1,28 @@
+.Get started
+* xref:ROOT:index.adoc[]
 * xref:ROOT:faqs.adoc[]
+
+.Install and upgrade
+* xref:install-upgrade:quickstart-helm-installs.adoc[]
+* xref:install-upgrade:quickstart-server-installs.adoc[]
+* xref:install-upgrade:supported-versions.adoc[]
+* xref:install-upgrade:production-cluster-sizing.adoc[]
+* xref:install-upgrade:cluster-sizing-reference.adoc[]
+* xref:install-upgrade:upgrade-guide.adoc[]
+
+.Components and extensions
+* xref:components:admin-console-tutorial.adoc[]
+* xref:components:admin-console-vm.adoc[]
+* xref:components:pulsar-monitor.adoc[]
+* xref:components:heartbeat-vm.adoc[]
+* xref:components:pulsar-beam.adoc[]
+* xref:components:pulsar-sql.adoc[]
+* xref:components:starlight-for-kafka.adoc[]
+* xref:components:starlight-for-rabbitmq.adoc[]
+
+.Operations
+* xref:operations:auth.adoc[]
+* xref:operations:functions.adoc[]
+* xref:operations:io-connectors.adoc[]
+* xref:operations:scale-cluster.adoc[]
+* xref:operations:troubleshooting.adoc[]