Refactored data/proc.

.vscode/launch.json

infrastructure/nomadxt/docker-compose.yml

nomad/api.py

nomad/processing/__init__.py

nomad/processing/app.py

nomad/processing/base.py

nomad/processing/data.py

nomad/processing/handler.py

nomad/processing/state.py

nomad/processing/tasks.py

nomad/search.py

nomad/user.py

nomad/utils.py

tests/conftest.py

tests/processing/test_base.py

tests/processing/test_data.py

tests/test_api.py

tests/test_search.py