Upgrade Java version from 17 to 21 in release workflow

cushon · web-flow · commit a97374a2b2f9 · 2025-10-22T16:08:30.000+02:00
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 17
+          java-version: 21
           distribution: 'zulu'
           cache: 'maven'
           server-id: central
