Add running pytest to GitHub action #42

Job	Run time
bookworm armv7 / build	3m 55s
bullseye armv7 / build	3m 26s
bullseye armv7 / test (run_install_common.sh)	14m 16s
bullseye armv7 / test (run_install_faststartup.sh)	9m 30s
bullseye armv7 / test (run_install_webapp_local.sh)	15m 12s
bullseye armv7 / test (run_install_webapp_download.sh)	14m 44s
bullseye armv7 / test (run_install_libzmq_local.sh)	18m 11s
bookworm armv7 / test (run_install_common.sh)	14m 1s
bookworm armv7 / test (run_install_faststartup.sh)	9m 26s
bookworm armv7 / test (run_install_webapp_local.sh)	14m 32s
bookworm armv7 / test (run_install_webapp_download.sh)	14m 10s
bookworm armv7 / test (run_install_libzmq_local.sh)	17m 40s
bookworm armv7 / cleanup	3s
bullseye armv7 / cleanup	3s
	2h 29m 9s

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