Parameterize link to camel-k version. Fix the kamelets index page dis…

…play

docs/antora.yml

@@ -1,3 +1,20 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
 name: camel-kamelets
 title: Kamelet Catalog
 version: next
@@ -6,3 +23,8 @@ display-version: Next (Pre-release)
 
 nav:
 - modules/ROOT/nav.adoc
+
+# Update to appropriate released camel-k version on release
+asciidoc:
+  attributes:
+    camel-k-version: next

docs/modules/ROOT/pages/index.adoc

@@ -1,12 +1,10 @@
 = Kamelet Catalog
 
 This page contains the default Apache Camel Kamelets catalog.
-**We love contributions for this catalog**: you can follow the xref:next@camel-k::kamelets/kamelets-dev.adoc[Kamelets Developer Guide]
+**We love contributions for this catalog**: you can follow the xref:{camel-k-version}@camel-k::kamelets/kamelets-dev.adoc[Kamelets Developer Guide]
 for information on how to create new Kamelets and contribute them to the official https://github.com/apache/camel-kamelets/[github.com/apache/camel-kamelets] repository.
 
-//The `relative=!nav.adoc` filter is needed only to work around a bug or limitation in xref-checker.
-//The filter should be removed when xref-checker is no longer used (i.e. Antora 3 alpha.9 upgrade is complete).
-[indexBlock,xref,relative=!nav.adoc]
+[indexBlock,'xref=$xref']
 ----
 [.catalog]
 [.item]#{xref}#