feat: add Node class for serialization and implement display functionality #13628

Job	Run time
Test Python (1, 3.10)	38m 41s
Test Python (2, 3.10)	32m 42s
Test Python (7, 3.13)	32m 1s
Test Python (1, 3.13)	36m 36s
Test Python (9, 3.13)	30m 58s
Test Python (10, 3.10)	32m 14s
Test Python (4, 3.13)	32m 15s
Test Python (6, 3.13)	31m 47s
Test Python (5, 3.10)	34m 38s
Test Python (8, 3.13)	29m 55s
Test Python (11, 3.10)	34m 39s
Test Python (10, 3.13)	30m 49s
Test Python (4, 3.10)	33m 21s
Test Python (6, 3.10)	33m 27s
Test Python (7, 3.10)	32m 46s
Test Python (2, 3.13)	33m 37s
Test Python (11, 3.13)	31m 21s
Test Python (9, 3.10)	34m 40s
Test Python (12, 3.13)	30m 56s
Test Python (8, 3.10)	35m 5s
Test Python (3, 3.13)	31m 41s
Test Python (5, 3.13)	29m 32s
Test Python (12, 3.10)	31m 41s
Test Python (3, 3.10)	33m 6s
Combine and update integration test durations (3.10)	12s
Combine and update integration test durations (3.13)	8s
Pass testing Python	3s
	13h 8m 51s

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