chore(release): prepare for 1.6.12 (#429)

## [1.6.12] - 2026-10-09

### 🐛 Bug Fixes

- *(deps)* Update module k8s.io/apimachinery to v0.37.1 (#419)
- *(deps)* Update kubernetes monorepo to v0.37.1 (#421)
- Evaluate schedules in the cronjob's spec.timeZone (#428)

### ⚙️ Miscellaneous Tasks

- *(deps)* Update go toolchain directive to v1.27.1 (#415)
- *(deps)* Update golang:1.27.1 docker digest to 2c9f73f (#417)
- *(deps)* Update golang:1.27.1 docker digest to 45639bc (#423)
- *(deps)* Update golang docker tag to v1.27.2 (#425)

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---

**Note:** Please use **Squash Merge** when merging this PR.

Reviewed-on: #429
Co-authored-by: Unbound Releaser <releaser@unbound.se>

.version

@@ -1,3 +1,3 @@
 {
-  "version": "1.6.11"
+  "version": "1.6.12"
 }

CHANGELOG.md

@@ -2,6 +2,21 @@
 
 All notable changes to this project will be documented in this file.
 
+## [1.6.12] - 2026-10-09
+
+### 🐛 Bug Fixes
+
+- *(deps)* Update module k8s.io/apimachinery to v0.37.1 (#419)
+- *(deps)* Update kubernetes monorepo to v0.37.1 (#421)
+- Evaluate schedules in the cronjob's spec.timeZone (#428)
+
+### ⚙️ Miscellaneous Tasks
+
+- *(deps)* Update go toolchain directive to v1.27.1 (#415)
+- *(deps)* Update golang:1.27.1 docker digest to 2c9f73f (#417)
+- *(deps)* Update golang:1.27.1 docker digest to 45639bc (#423)
+- *(deps)* Update golang docker tag to v1.27.2 (#425)
+
 ## [1.6.11] - 2026-09-02
 
 ### 🐛 Bug Fixes