+# install a well known working rmr
+FROM python:3.7-alpine
+RUN apk update && apk add autoconf automake build-base cmake libtool ninja pkgconfig git
+RUN git clone --branch 1.3.0 https://gerrit.o-ran-sc.org/r/ric-plt/lib/rmr \
+ && cd rmr \
+ && mkdir build \
+ && cd build \
+ && cmake .. -DPACK_EXTERNALS=1 \
+ && make install
+
+# a1 stage 2
+FROM python:3.7-alpine
+
+# copies
+COPY --from=0 /usr/local/lib64/libnng.so /usr/local/lib64/libnng.so
+COPY --from=0 /usr/local/lib64/librmr_nng.so /usr/local/lib64/librmr_nng.so
+COPY a1/ /tmp/a1
+COPY tests/ /tmp/tests
+COPY setup.py tox.ini /tmp/