Update Chart.yaml for release

Release-Triggered-By: peppescg

Author: peppescg

helm/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: toolhive-cloud-ui
 description: A Helm chart for ToolHive Cloud UI - Next.js application
 type: application
-version: 0.4.4
-appVersion: "v0.4.4"
+version: 0.5.0
+appVersion: "v0.5.0"
 keywords:
   - nextjs
   - react