FIX/ENH: update actions and update/optimize docker image

.github/workflows/docker-build.yml

@@ -22,23 +22,23 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Log in to the Container registry
-        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+        uses: docker/login-action@v3.3.0
         with:
           registry: ${{ env.REGISTRY }}
           username: nipreps-bot
           password: ${{ secrets.NIPREPS_BOT_PACKAGES }}
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@v5.6.1
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        uses: docker/build-push-action@v6.13.0
         with:
           context: .
           push: true

Dockerfile

@@ -20,13 +20,15 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-FROM python:3.11-alpine as builder
+FROM python:3.12-alpine AS builder
 
-RUN apk update && apk add --no-cache curl bzip2 gcc libffi-dev musl-dev
+RUN apk add --no-cache curl bzip2 gcc libffi-dev musl-dev
+RUN pip install --no-cache-dir virtualenv
+RUN virtualenv /opt/venv && source /opt/venv/bin/activate && \
+  python -m pip install --no-cache-dir datalad pytest ssh_agent_setup
 
-RUN python -m pip install --no-cache-dir datalad pytest ssh_agent_setup
+FROM python:3.12-alpine
+RUN apk add --no-cache git openssh-client git-annex
+COPY --from=builder /opt/venv /opt/venv
 
-FROM python:3.11-alpine
-COPY --from=builder /usr/local /usr/local
-
-RUN apk update && apk add --no-cache git openssh-client git-annex
+ENV PATH=$PATH:/opt/venv/bin