feat(framework) Add Docker GPU base image

src/docker/base/ubuntu-cuda/Dockerfile

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+# Copyright 2024 Flower Labs GmbH. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ==============================================================================
+
+# hadolint global ignore=DL3008
+ARG CUDA_VERSION=12.4.1
+ARG DISTRO=ubuntu
+ARG DISTRO_VERSION=24.04
+FROM nvidia/cuda:${CUDA_VERSION}-base-${DISTRO}${DISTRO_VERSION} AS python
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install system dependencies
+RUN apt-get update \
+    && apt-get -y --no-install-recommends install \
+    clang-format git unzip ca-certificates openssh-client liblzma-dev \
+    build-essential libssl-dev zlib1g-dev libbz2-dev libreadline-dev wget\
+    libsqlite3-dev curl llvm libncursesw5-dev xz-utils tk-dev libxml2-dev \
+    libxmlsec1-dev libffi-dev liblzma-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install PyEnv and Python
+ARG PYTHON_VERSION=3.11
+ENV PYENV_ROOT=/root/.pyenv
+ENV PATH=$PYENV_ROOT/bin:$PATH
+# https://github.com/hadolint/hadolint/wiki/DL4006
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+RUN curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash
+
+# hadolint ignore=DL3003
+RUN git clone https://github.com/pyenv/pyenv.git \
+    && cd pyenv/plugins/python-build || exit \
+    && ./install.sh
+
+# Issue: python-build only accepts the exact Python version e.g. 3.11.1 but
+# we want to allow more general versions like 3.11
+# Solution: first use pyenv to get the exact version and then pass it to python-build
+RUN LATEST=$(pyenv latest -k ${PYTHON_VERSION}) \
+    && python-build "${LATEST}" /usr/local/bin/python
+
+ENV PATH=/usr/local/bin/python/bin:$PATH
+
+ARG PIP_VERSION
+ARG SETUPTOOLS_VERSION
+# Keep the version of system Python pip and setuptools in sync with those installed in the
+# virtualenv.
+RUN pip install -U --no-cache-dir pip==${PIP_VERSION} setuptools==${SETUPTOOLS_VERSION} \
+    # Use a virtual environment to ensure that Python packages are installed in the same location
+    # regardless of whether the subsequent image build is run with the app or the root user
+    && python -m venv /python/venv
+ENV PATH=/python/venv/bin:$PATH
+
+RUN pip install -U --no-cache-dir \
+    pip==${PIP_VERSION} \
+    setuptools==${SETUPTOOLS_VERSION}
+
+ARG FLWR_VERSION
+ARG FLWR_VERSION_REF
+ARG FLWR_PACKAGE=flwr
+# hadolint ignore=DL3013
+RUN if [ -z "${FLWR_VERSION_REF}" ]; then \
+    pip install -U --no-cache-dir ${FLWR_PACKAGE}==${FLWR_VERSION}; \
+    else \
+    pip install -U --no-cache-dir ${FLWR_PACKAGE}@${FLWR_VERSION_REF}; \
+    fi
+
+FROM nvidia/cuda:${CUDA_VERSION}-base-${DISTRO}${DISTRO_VERSION} AS base
+
+COPY --from=python /usr/local/bin/python /usr/local/bin/python
+
+ENV DEBIAN_FRONTEND=noninteractive \
+    PATH=/usr/local/bin/python/bin:$PATH
+
+RUN  apt-get update \
+    && apt-get -y --no-install-recommends install \
+    libsqlite3-0 \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/* \
+    # add non-root user
+    && useradd \
+    --no-create-home \
+    --home-dir /app \
+    -c "" \
+    --uid 49999 app \
+    && mkdir -p /app \
+    && chown -R app:app /app
+
+COPY --from=python --chown=app:app /python/venv /python/venv
+
+ENV PATH=/python/venv/bin:$PATH \
+    # Send stdout and stderr stream directly to the terminal. Ensures that no
+    # output is retained in a buffer if the application crashes.
+    PYTHONUNBUFFERED=1 \
+    # Typically, bytecode is created on the first invocation to speed up following invocation.
+    # However, in Docker we only make a single invocation (when we start the container).
+    # Therefore, we can disable bytecode writing.
+    PYTHONDONTWRITEBYTECODE=1 \
+    # Ensure that python encoding is always UTF-8.
+    PYTHONIOENCODING=UTF-8 \
+    LANG=C.UTF-8 \
+    LC_ALL=C.UTF-8
+
+WORKDIR /app
+USER app
+ENV HOME=/app