Add installation checks + CI Workflow #2

Job	Run time
bullseye / build	3m 22s
bookworm / build	3m 24s
bullseye / test (pi, run_install_common.sh)	3m 15s
bullseye / test (pi, run_install_faststartup.sh)	3m 17s
bullseye / test (pi, run_install_webapp_local.sh)	3m 15s
bullseye / test (pi, run_install_webapp_download.sh)	3m 16s
bullseye / test (hans, run_install_user_not_pi.sh)	48s
bookworm / test (pi, run_install_common.sh)	3m 13s
bookworm / test (pi, run_install_faststartup.sh)	3m 15s
bookworm / test (pi, run_install_webapp_local.sh)	3m 12s
bookworm / test (pi, run_install_webapp_download.sh)	3m 12s
bookworm / test (hans, run_install_user_not_pi.sh)	37s
bookworm / cleanup	1s
bullseye / cleanup	1s
	34m 8s

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