use base alpine node image for build

.forgejo/workflows/cicd.yaml

@@ -8,8 +8,11 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     runs-on: docker
     container:
-      image: forge.cfebs.com/cfebs/node-util:20
+      image: node:20-alpine
     steps:
+      - name: setup
+        run: apk update && apk add git openssh openssh-client rsync python3 py3-markdown py3-pygments make
+
       - name: checkout
         uses: https://code.forgejo.org/actions/checkout@v4