Adopting docker file to maybe enable a quicker start of the image

Dockerfile

@@ -1,15 +1,16 @@
 FROM jetpackio/devbox:latest
 
 # Installing your devbox project
-WORKDIR /code
+WORKDIR /workspace
 USER root:root
-RUN mkdir -p /code && chown ${DEVBOX_USER}:${DEVBOX_USER} /code
+RUN mkdir -p /workspace && chown ${DEVBOX_USER}:${DEVBOX_USER} /workspace
 USER ${DEVBOX_USER}:${DEVBOX_USER}
 COPY --chown=${DEVBOX_USER}:${DEVBOX_USER} devbox.json devbox.json
 COPY --chown=${DEVBOX_USER}:${DEVBOX_USER} devbox.lock devbox.lock
 
-
+RUN devbox shell --init --config /workspace/devbox.json \
+  echo 'source /workspace/.devbox/bin/activate' >> /workspace/.bashrc
 
 RUN devbox run -- echo "Installed Packages."
 
-CMD ["devbox", "shell"]
+CMD ["bash"]