Collapse docker/ctafrontend

Summary

Additional Required Actions

• Requires manual tests in pre-production: NO
• Requires a documentation update: YES

References

Closes #941 (closed)

added Continuous Integration ci: docker typemaintenance labels

assigned to @nbugel

added 2 commits

• 228e8901 - Moved contents of docker/ctafrontend to docker/
• a8ed6f52 - Renamed occurances of docker/frontend/ to docker/

Compare with previous version

changed the description

We'll save this spicy refactor for later

closed