docs: Add missing release notes for stackablectl (#435)

* docs: Add missing release notes for stackablectl

* chore: Update release instructions

Author: Techassi

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

@@ -6,6 +6,12 @@ A full list of changes is available directly in https://github.com/stackabletech
 
 // WARNING: Please keep the empty newlines, otherwise headings are broken.
 
+include::partial$release-notes/release-1.4.0.adoc[]
+
+include::partial$release-notes/release-1.3.0.adoc[]
+
+include::partial$release-notes/release-1.2.2.adoc[]
+
 include::partial$release-notes/release-1.2.1.adoc[]
 
 include::partial$release-notes/release-1.2.0.adoc[]

docs/modules/stackablectl/partials/release-notes/release-1.3.0.adoc

@@ -0,0 +1,8 @@
+== 1.3.0
+
+* Allow specifying Helm values for operator installations.
+  See https://github.com/stackabletech/stackable-cockpit/pull/425[stackable-cockpit#425].
+* Bump Rust to `1.93.0` as well as dependencies.
+  See https://github.com/stackabletech/stackable-cockpit/pull/426[stackable-cockpit#426].
+* Bump Go to `1.26.0` as well as dependencies.
+  See https://github.com/stackabletech/stackable-cockpit/pull/426[stackable-cockpit#426].

docs/modules/stackablectl/partials/release-notes/release-1.4.0.adoc

@@ -0,0 +1,4 @@
+== 1.4.0
+
+* Add `STACK` and `DEMO` templating parameters. Have a look at the `README.md` for details.
+  See https://github.com/stackabletech/stackable-cockpit/pull/432[stackable-cockpit#432].

rust/stackablectl/RELEASE.md

@@ -6,10 +6,12 @@ to be done:
 1. Ensure your local `main` branch is up-to-date and then proceed to checkout a new branch using
    `git checkout -b chore/release-stackablectl-X.Y.Z`.
 2. Update both the Cargo.toml and CHANGELOG.md file to the new version `X.Y.Z`.
-3. Update various files by running the following xtask `cargo xtask gen-man` and
+3. Add the relevant changes from the changelog to a new release notes partial under
+   `docs/stackablectl/partials/release-notes`.
+4. Update various files by running the following xtask `cargo xtask gen-man` and
    `make regenerate-nix`. This is also automatically done if pre-commit is enabled.
-4. Push the changes and raise a PR.
-5. Merge the PR onto `main` and then proceed to tag the appropriate commit using
+5. Push the changes and raise a PR.
+6. Merge the PR onto `main` and then proceed to tag the appropriate commit using
    `git tag -s stackablectl-Y.Y.Z -m stackablectl-Y.Y.Z`.
-6. Building the artifacts and creating the release on GitHub is fully automated from this point
+7. Building the artifacts and creating the release on GitHub is fully automated from this point
    onward.