Unify version normalization in release workflow

Author: pmdevers

.github/workflows/release.yaml

@@ -27,13 +27,11 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
-      - name: Extract version
-        id: version
+      - name: Normalize version
         run: |
           VERSION="${{ inputs.version }}"
-          # Remove 'v' prefix if present
-          VERSION=${VERSION#v}
-          echo "version=${VERSION}" >> $GITHUB_OUTPUT
+          VERSION="${VERSION#v}"
+          echo "VERSION=$VERSION" >> "$GITHUB_ENV"
 
       - uses: oven-sh/setup-bun@v2
         with:
@@ -61,7 +59,6 @@ jobs:
       - name: Package Helm chart
         run: |
           mkdir -p $CHARTS_PATH/package
-          VERSION=${VERSION#v}
           helm package $CHARTS_PATH \
             --destination $CHARTS_PATH/package
             --version $VERSION