Merge contents of input json file into output json file.
Make the program before building docker image.
make
Build the docker image with the following command in the source code directory.
docker build -t merge-json:latest .
Notice the "." at the end of the command above.
This program is fully dockerized and intended to run only using docker
docker run --rm -v $(pwd):/data \
-e GUEST_INPUT_FILE=input.json \
-e GUEST_OUTPUT_FILE=/data/output.json \
merge-json:latest