Update installation guide

Author: sbernauer

docs/modules/stackablectl/pages/installation.adoc

@@ -1,7 +1,7 @@
 = Installation
 :page-aliases: stable@stackablectl::installation.adoc
 
-:latest-release: https://github.com/stackabletech/stackable-cockpit/releases/tag/stackablectl-1.1.0
+:latest-release: https://github.com/stackabletech/stackable-cockpit/releases/tag/stackablectl-1.2.0
 :fish-comp-loations: https://fishshell.com/docs/current/completions.html#where-to-put-completions
 :nushell-comp-locations: https://www.nushell.sh/book/custom_commands.html#persisting
 
@@ -23,14 +23,14 @@ You can also use the following command:
 
 [source,console]
 ----
-$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.1.0/stackablectl-x86_64-unknown-linux-gnu
+$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.2.0/stackablectl-x86_64-unknown-linux-gnu
 ----
 
 **aarch64** (arm64):
 
 [source,console]
 ----
-$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.1.0/stackablectl-aarch64-unknown-linux-gnu
+$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.2.0/stackablectl-aarch64-unknown-linux-gnu
 ----
 
 Install the binary into a directory in the `$PATH`, and make it executable:
@@ -60,14 +60,14 @@ You can also use the following command:
 
 [source,console]
 ----
-$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.1.0/stackablectl-x86_64-apple-darwin
+$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.2.0/stackablectl-x86_64-apple-darwin
 ----
 
 **aarch64** (arm64):
 
 [source,console]
 ----
-$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.1.0/stackablectl-aarch64-apple-darwin
+$ curl -L -o stackablectl https://github.com/stackabletech/stackable-cockpit/releases/download/stackablectl-1.2.0/stackablectl-aarch64-apple-darwin
 ----
 
 Install the binary into a directory in the `$PATH`, and make it executable:

docs/modules/stackablectl/pages/release-notes.adoc

@@ -5,6 +5,8 @@
 A full list of changes is available directly in https://github.com/stackabletech/stackable-cockpit/blob/main/rust/stackablectl/CHANGELOG.md[stackablectl's changelog].
 
 // WARNING: Please keep the empty newlines, otherwise headings are broken.
+include::partial$release-notes/release-1.2.0.adoc[]
+
 include::partial$release-notes/release-1.1.0.adoc[]
 
 include::partial$release-notes/release-1.0.0.adoc[]

docs/modules/stackablectl/partials/release-notes/release-1.2.0.adoc

@@ -0,0 +1,6 @@
+== 1.1.0
+
+* Automatically detect Kubernetes environment (e.g. kind, k3s or IONOS) and choose a sensible https://docs.stackable.tech/home/nightly/listener-operator/listenerclass/#presets[ListenerClass preset] by default.
+  See https://github.com/stackabletech/stackable-cockpit/pull/414[stackable-cockpit#414].
+* Support configuring the https://docs.stackable.tech/home/nightly/listener-operator/listenerclass/#presets[ListenerClass preset] using `--listener-class-preset`.
+  See https://github.com/stackabletech/stackable-cockpit/pull/414[stackable-cockpit#414].