chore: add release notes (#344)

Signed-off-by: Charles-Edouard Brétéché <[email protected]>

release-notes/v0.3.0.md

@@ -0,0 +1,33 @@
+# Release notes
+
+Release notes for `v0.3.0`.
+
+## :dizzy: New features :dizzy:
+- Policy exceptions support
+- Custom resources support
+- Cluster resources support
+- Simulate `UPDATE` requests with old and new resources
+
+## :sparkles: UI changes :sparkles:
+- Improved main view panels
+- New Advanced menu
+- Moved Context editor in Advanced menu
+- Policy exceptions editor in Advanced menu
+- Custom resource definitions editor in Advanced menu
+- Kyverno configuration editor in Advanced menu
+- Cluster resources editor in Advanced menu
+- Support diff Resource editor for `UPDATE` requests
+
+## :star: Examples :star:
+- New Custom resources examples (ArgoCD and Cert Manager)
+
+## :boat: Tutorials :boat:
+- New `UPDATE` requests tutorial
+- New Policy exceptions tutorial
+- New Clone resource tutorial
+
+## :guitar: Misc :guitar:
+- Support in-cluster connection
+- All images/artifacts are signed
+- All images/artifacts come with SBOMs
+- All images/artifacts come with SLSA provenance attestations