Add build container based on Debian 12 #379

Job	Run time
test-playbook (stratum0, rockylinux-8)	3m 34s
test-playbook (stratum0, ubuntu-20.04)	2m 42s
test-playbook (stratum0, ubuntu-22.04)	1m 48s
test-playbook (stratum1, rockylinux-8)	3m 11s
test-playbook (stratum1, ubuntu-20.04)	2m 51s
test-playbook (stratum1, ubuntu-22.04)	2m 7s
test-playbook (localproxy, rockylinux-8)	3m 7s
test-playbook (localproxy, ubuntu-20.04)	2m 7s
test-playbook (localproxy, ubuntu-22.04)	2m 0s
test-playbook (client, rockylinux-8)	2m 37s
test-playbook (client, ubuntu-20.04)	1m 45s
test-playbook (client, ubuntu-22.04)	1m 26s
	29m 15s

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