Finalize CD config and add k8s job for migrations.

Add CircleCI config for both CSPs to:
- build the Docker image and push it to the registry
- run a short-lived k8s job to apply migrations and see data
- update the images for the Flask pods and rq worker pods

Dockerfile

@@ -78,6 +78,7 @@ COPY --from=builder /install/atst/ ./atst/
 COPY --from=builder /install/config/ ./config/
 COPY --from=builder /install/templates/ ./templates/
 COPY --from=builder /install/translations.yaml .
+COPY --from=builder /install/script/seed_roles.py ./script/seed_roles.py
 COPY --from=builder /install/static/ ./static/
 COPY --from=builder /install/uwsgi.ini .
 COPY --from=builder /usr/local/bin/uwsgi /usr/local/bin/uwsgi