Merge pull request #100 from code0-tech/renovate/actions-setup-node-6.x

Update actions/setup-node action to v6

Author: raphael-goetz

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: "Setup Node.js"
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 24