DEV - Refactor CI and environment setup #12

Job	Run time
lint	1m 6s
a11y-tests (ubuntu-latest, 3.12)	2m 37s
build PST docs (ubuntu-latest, 3.12)	1m 11s
run-pytest (ubuntu-latest, 3.9)	1m 17s
build PST docs (macos-latest, 3.12)	1m 21s
run-pytest (ubuntu-latest, 3.10)	1m 18s
build PST docs (windows-latest, 3.12)	2m 59s
run-pytest (ubuntu-latest, 3.11)	1m 15s
build PST docs (ubuntu-latest, 3.9, 6.1)	21s
run-pytest (ubuntu-latest, 3.12)	1m 47s
run-pytest (macos-latest, 3.9)	1m 7s
run-pytest (macos-latest, 3.10)	1m 12s
run-pytest (macos-latest, 3.11)	2m 6s
run-pytest (macos-latest, 3.12)	1m 30s
run-pytest (macos-14, 3.10)	1m 11s
run-pytest (macos-14, 3.11)	1m 7s
run-pytest (macos-14, 3.12)	1m 16s
run-pytest (windows-latest, 3.9)	2m 33s
run-pytest (windows-latest, 3.10)	2m 18s
run-pytest (windows-latest, 3.11)	2m 48s
run-pytest (windows-latest, 3.12)	3m 18s
run-pytest (ubuntu-latest, 3.9, 6.1)	1m 26s
run-pytest (ubuntu-latest, 3.12, dev)	1m 55s
lighthouse-audit	0s
check coverage	16s
profiling	0s
	39m 15s

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