Add versioning and release notes to docs

docs/reference/antora.yml

@@ -1,6 +1,8 @@
 name: reactor-extension-reference
 title: Reactor Extension Reference
-version: true
+version:
+  axon-reactor-(?<version>+({0..9}).+({0..9})).*: $<version>
+  master: development
 prerelease: true
 start_page: ROOT:index.adoc
 

docs/reference/modules/ROOT/pages/release-notes.adoc

@@ -0,0 +1,11 @@
+= Release Notes Reactor Extension
+:navtitle: Release notes
+
+You can find the release notes for the Reactor Extension of version 4.10.0 below.
+For earlier releases, please go to the link:https://legacydocs.axoniq.io/reference-guide/release-notes/rn-extensions/rn-reactor[legacy documentation].
+
+== Release 4.10
+
+Upgrades the Reactor Extension to be compatible with Axon Framework 4.10.0, and updates various dependencies.
+
+See the link:https://github.com/AxonFramework/extension-reactor/releases/tag/axon-reactor-4.10.0[GitHub release notes] for an exhaustive list of all changes.

docs/reference/modules/nav.adoc

@@ -1,2 +1,3 @@
 * xref::index.adoc[]
-** xref::reactor-gateways.adoc[]
+** xref::reactor-gateways.adoc[]
+* xref::release-notes.adoc[]