Add docker hub link

The new docker hub badge added as part of the docker image build action was missing a target.

docker/Dockerfile.python

@@ -0,0 +1,61 @@
+# docker buildx build --push --platform linux/amd64,linux/arm64/v8 -o type=image -t briansimulator/brian -f docker/Dockerfile .
+# docker run -it --init --rm -p 8888:8888 briansimulator/brian
+
+ARG BASE_IMAGE_TAG=3.12-slim-bookworm
+FROM python:${BASE_IMAGE_TAG}
+
+LABEL maintainer="Ben Evans <B.D.Evans@sussex.ac.uk>" \
+    org.opencontainers.image.vendor="The Brian Development Team" \
+    org.opencontainers.image.licenses="CeCILL 2.1" \
+    org.opencontainers.image.title="Brian Docker Image" \
+    org.opencontainers.image.description="Docker image for Brian - a free, open source simulator for spiking neural networks" \
+    org.opencontainers.image.homepage="https://briansimulator.org" \
+    org.opencontainers.image.url="https://hub.docker.com/r/briansimulator/brian" \
+    org.opencontainers.image.source="https://github.com/brian-team/brian2" \
+    org.opencontainers.image.documentation="https://brian2.readthedocs.io/"
+
+# Install dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gcc \
+    git \
+    libgs-dev \
+    python3-dev \
+    sudo
+
+# Install Brian and recommended packages
+RUN pip install \
+    brian2 \
+    brian2tools \
+    scipy \
+    matplotlib \
+    jupyterlab \
+    pytest \
+    pytest-xdist
+
+# Create a non-root user
+ARG USER="monty" \
+    GROUP="monty" \
+    PASSWORD="monty"
+# RUN useradd -ms /bin/bash ${USER} && echo "${USER}:${PASSWORD}" | chpasswd && adduser ${USER} sudo
+RUN groupadd ${GROUP} && \
+    useradd -ms /bin/bash -g ${GROUP} -G sudo ${USER} && \
+    echo "${USER}:${PASSWORD}" | chpasswd
+ENV HOME="/home/${USER}"
+RUN chown -R ${USER}:${USER} ${HOME}
+USER ${USER}
+
+# Copy tutorial notebooks and example scripts to home directory
+WORKDIR ${HOME}
+RUN git clone https://github.com/brian-team/brian2.git \
+    && mv brian2/examples examples \
+    && mv brian2/tutorials tutorials \
+    && chmod -R +x tutorials \
+    && chmod -R +x examples \
+    && find . -name '*.ipynb' -exec jupyter trust {} \; \
+    && rm -rf brian2
+
+EXPOSE 8888
+
+# CMD ["jupyter", "lab", "--ip=0.0.0.0", "--allow-root"]
+CMD ["jupyter", "lab", "--ip=0.0.0.0"]
+# CMD [ "/bin/bash" ]