Feat/gts spec v0.7 #7

Job	Run time
Security (pip-audit on Ubuntu)	20s
Test Suite (windows-latest, python=3.11)	1m 4s
E2E Tests (gts-spec)	33s
Code Coverage (pytest-cov)	17s
Test Suite (ubuntu-latest, python=3.11)	16s
Test Suite (macos-latest, python=3.11)	19s
	2m 49s

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