Add Dockerfile

docker/Dockerfile

+FROM continuumio/miniconda3:latest
+  
+WORKDIR /home/grisuser
+VOLUME  /home/grisuser
+
+RUN apt-get update --fix-missing  && \
+    apt-get -qq install -y make  && \
+    apt-get clean && \
+    conda create -n gris_inv -c conda-forge mpi4py numpy scipy gfortran_linux-64 lapack matplotlib  && \
+    conda clean --all &&\
+    echo "source activate gris_inv" >> ~/.bashrc
+
+ENV PATH /opt/conda/envs/gris_inv/bin:$PATH
+
+SHELL ["conda", "run", "-n", "gris_inv", "/bin/bash", "-c"]
+
+RUN pip install git+https://gitlab.leibniz-kis.de/sdc/grisinv.git && \
+    export LD_LIBRARY_PATH=$CONDA_PREFIX/lib:$LD_LIBRARY_PATH
+
+
+