ci: fix artifact up / download #27

Job	Run time
Calculate list of debian distros and docker image tags	6s
build_and_test_backend / mypy	32s
build_and_test_backend / pylint	35s
build_and_test_backend / format	22s
build_and_test_backend / test (3.10, ubuntu-latest)	1m 36s
build_and_test_frontend / format	41s
build_and_test_backend / test (3.11, ubuntu-latest)	1m 41s
build_and_test_frontend / lint	55s
build_and_test_frontend / build-web	1m 22s
build_and_test_frontend / test	49s
build_and_test_frontend / build-app	5m 26s
Build and publish ready made docker containers	3m 45s
Build .deb packages (debian:bookworm)	3m 56s
Build .deb packages (debian:trixie)	4m 14s
Build .deb packages (ubuntu:jammy)	4m 13s
Attach assets to release	8s
Deploy demo application	0s
	30m 21s

Provide feedback