Use local wheels in docker build

.github/workflows/publish.yml

@@ -135,7 +135,7 @@ jobs:
     name: Build docker image for release
     runs-on: ubuntu-latest
     environment: release
-    needs: deploy
+    needs: build-linux
     steps:
     - name: Checkout repository
       uses: actions/checkout@v4
@@ -170,7 +170,13 @@ jobs:
       with:
         username: ${{ secrets.DOCKERHUB_USERNAME }}
         password: ${{ secrets.DOCKERHUB_TOKEN }}
-    - name: Build and push the Docker image
+    - name: load distribution 📦
+      uses: actions/download-artifact@v3
+      with:
+        name: packages
+        pattern: *cp312*.whl
+        path: dist/
+    - name: Build (and potentially push) the Docker image
       uses: docker/build-push-action@v5
       # https://github.com/docker/build-push-action
       with:

docker/Dockerfile

@@ -19,22 +19,23 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     g++ \
     git \
-    libgs-dev \
-    python3-dev \
-    sudo
+    sudo \
+    && rm -rf /var/lib/apt/lists/*
 
-# Update system to use Python3 by default
-RUN update-alternatives --install /usr/bin/python python /usr/bin/python3 1
+# Copy wheels into the image
+COPY dist /tmp/dist
 
-# Install Brian and recommended packages
-RUN pip install \
-    brian2 \
-    brian2tools \
+# Install Brian2 and recommended packages
+ARG TARGETARCH
+RUN pip install --no-cache-dir --only-binary=:all: \
     scipy \
     matplotlib \
     jupyterlab \
     pytest \
-    pytest-xdist
+    pytest-xdist \
+    && if [ "${TARGETARCH}" = "arm64" ]; then WHEEL_ARCH=aarch64; else WHEEL_ARCH=x86_64; fi \
+    && pip install /tmp/dist/Brian2*_${WHEEL_ARCH}.whl brian2tools \
+    && rm -rf /tmp/dist
 
 # Create a non-root user
 ARG USER="monty" \
@@ -58,4 +59,4 @@ RUN git clone https://github.com/brian-team/brian2.git \
     && rm -rf brian2
 
 EXPOSE 8888
-CMD ["jupyter", "lab", "--ip=0.0.0.0"]
+CMD ["jupyter", "lab", "--ip=0.0.0.0", "--no-browser"]