Add CUDA docker version

docker/Dockerfile.cuda

@@ -0,0 +1,37 @@
+FROM nvidia/cuda:11.2.2-devel-ubuntu20.04
+
+ENV ARGOS_DEVICE_TYPE cuda
+ARG with_models=true
+ARG models=
+
+WORKDIR /app
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update -qq \
+    && apt-get -qqq install --no-install-recommends -y libicu-dev libaspell-dev libcairo2 libcairo2-dev pkg-config gcc g++ python3.8-dev python3-pip libpython3.8-dev\
+    && apt-get clean \
+    && rm -rf /var/lib/apt
+
+RUN pip3 install --upgrade pip
+
+COPY . .
+
+RUN ln -s /usr/bin/python3 /usr/bin/python
+
+RUN if [ "$with_models" = "true" ]; then  \
+    # install only the dependencies first
+    pip3 install -e .;  \
+    # initialize the language models
+    if [ ! -z "$models" ]; then \
+    ./install_models.py --load_only_lang_codes "$models";   \
+    else \
+    ./install_models.py;  \
+    fi \
+    fi
+
+# Install package from source code
+RUN pip3 install . \
+    && pip3 cache purge
+ENV LD_LIBRARY_PATH=/usr/local/cuda/lib:/usr/local/cuda/lib64
+EXPOSE 5000
+ENTRYPOINT [ "libretranslate", "--host", "0.0.0.0" ]