Add docker image

docker/Dockerfile

+FROM ubuntu:latest
+
+RUN apt-get update -qq &&\
+    export DEBIAN_FRONTEND=noninteractive && apt-get install -y -qq \
+    casacore-data casacore-dev casacore-tools \
+    cmake \
+    g++ \
+    g++-12 \
+    git \
+    libblas-dev liblapack-dev \
+    libboost-date-time-dev \
+    libboost-test-dev \
+    libboost-dev \
+    libcfitsio-dev \
+    libfftw3-dev \
+    libgsl-dev \
+    libhdf5-dev \
+    libopenmpi-dev \
+    libpython3-dev \
+    pkg-config \
+    python3-dev python3-numpy \
+    python3-sphinx \
+    python3-pip