feature(docker-based-loaders): adding the design
feature(docker-based-loaders): adding the design

Adding the design for moving to all stress tools to be docker based

scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests