Add unit+integration+graph tests Github action #142

Job	Run time
Graph-Tests / Python 3.8 (All-Tests)	10m 40s
Integration-Tests / Python 3.8 (All-Tests)	4m 0s
Graph-Tests / Python 3.9 (All-Tests)	10m 37s
Integration-Tests / Python 3.9 (All-Tests)	4m 1s
Graph-Tests / Python 3.10 (All-Tests)	10m 41s
Unit-Tests / Python 3.8 (1)	6m 28s
Integration-Tests / Python 3.10 (All-Tests)	3m 58s
Unit-Tests / Python 3.8 (2)	6m 22s
Unit-Tests / Python 3.8 (3)	6m 30s
Unit-Tests / Python 3.8 (4)	5m 7s
Unit-Tests / Python 3.8 (5)	4m 11s
Unit-Tests / Python 3.9 (1)	6m 29s
Unit-Tests / Python 3.9 (2)	6m 40s
Unit-Tests / Python 3.9 (3)	5m 37s
Unit-Tests / Python 3.9 (4)	5m 12s
Unit-Tests / Python 3.9 (5)	4m 5s
Unit-Tests / Python 3.10 (1)	8m 10s
Unit-Tests / Python 3.10 (2)	6m 41s
Unit-Tests / Python 3.10 (3)	5m 36s
Unit-Tests / Python 3.10 (4)	6m 6s
Unit-Tests / Python 3.10 (5)	3m 58s
coverage	1s
	2h 11m 10s

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