Refactor/cleanup and optimization #170

Job	Run time
Run Tests (test_local_example)	5m 0s
Run Tests (test_squads_v3)	5m 16s
Run Tests (test_games_preset)	6m 16s
Run Tests (test_verify_from_image)	3m 11s
Run Tests (test_agave_2_1)	3m 28s
Run Tests (test_drift_v2)	9m 18s
Run Tests (test_marginfi_v2)	7m 37s
Run Tests (test_phoenix_v1)	6m 41s
	46m 47s

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