ENH: add cordra

Makefile

cordra/.env

cordra/.gitignore

cordra/Makefile

cordra/docker-compose.yml

cordra/docker/Dockerfile

cordra/docker/cordra.batch.hdl

cordra/docker/data/config.json

cordra/docker/data/privatekey

cordra/docker/data/pubkey.pem

cordra/docker/data/publickey

cordra/docker/data/repoInit.json

cordra/docker/schema/Document.js

cordra/docker/schema/Document.json

cordra/docker/schema/FDO.js

cordra/docker/schema/FDO.json

cordra/docker/schema/setup.sh

cordra/docker/wait-for-it.sh

cordra/doip-cordra.template.json

linkahead/.env