debugging with COPY/ADD/WORKDIR

docker/workflow/Dockerfile

@@ -4,6 +4,7 @@ FROM ubuntu:22.04
 # Lightweight container with minimum to run digitize3.py
 #
 ENV INSTALL_DIR=/usr/local
+WORKDIR /src
 
 RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get -y update && apt-get -y upgrade && \
@@ -25,7 +26,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
 # Install toil
 RUN python3 -m pip install --no-cache-dir --upgrade toil[cwl]
 
-ADD . ${INSTALL_DIR}/src/pulp2-cwl-redigitization
-RUN cp ${INSTALL_DIR}/src/pulp2-cwl-redigitization/scripts/digitize3.py ${INSTALL_DIR}/bin
+ADD /src ${INSTALL_DIR}/src/pulp2-cwl-redigitization
+COPY /src/scripts/digitize3.py ${INSTALL_DIR}/bin
 
 RUN ${INSTALL_DIR}/bin/digitize3.py -h