chore(release): prepare for v0.3.0 (#143)

## [0.3.0] - 2026-05-26

### 🚀 Features

- Add eventsourced MetricsRecorder adapter for OpenTelemetry (#142)

<!-- generated by git-cliff -->

---

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

Reviewed-on: #143
Co-authored-by: Unbound Releaser <releaser@unbound.se>
Co-committed-by: Unbound Releaser <releaser@unbound.se>

.version

@@ -1,3 +1,3 @@
 {
-  "version": "v0.2.7"
+  "version": "v0.3.0"
 }

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.3.0] - 2026-05-26
+
+### 🚀 Features
+
+- Add eventsourced MetricsRecorder adapter for OpenTelemetry (#142)
+
 ## [0.2.7] - 2026-05-09
 
 ### 🐛 Bug Fixes