DEV - Refactor CI and environment setup #6

Job	Run time
lint	1m 10s
a11y-tests (ubuntu-latest, 3.12)	2m 55s
build PST docs (ubuntu-latest, 3.12)	37s
run-pytest (ubuntu-latest, 3.9)	1m 30s
build PST docs (macos-latest, 3.12)	1m 12s
run-pytest (ubuntu-latest, 3.10)	2m 2s
build PST docs (windows-latest, 3.12)	1m 17s
build PST docs (ubuntu-latest, 3.9, 61)	48s
run-pytest (ubuntu-latest, 3.11)	1m 25s
run-pytest (ubuntu-latest, 3.12)	1m 44s
run-pytest (macos-latest, 3.9)	1m 13s
run-pytest (macos-latest, 3.10)	1m 15s
run-pytest (macos-latest, 3.11)	1m 36s
run-pytest (macos-latest, 3.12)	1m 14s
run-pytest (macos-14, 3.10)	1m 22s
run-pytest (macos-14, 3.11)	1m 44s
run-pytest (macos-14, 3.12)	1m 17s
run-pytest (windows-latest, 3.9)	2m 45s
run-pytest (windows-latest, 3.10)	2m 51s
run-pytest (windows-latest, 3.11)	2m 35s
run-pytest (windows-latest, 3.12)	2m 45s
run-pytest (ubuntu-latest, 3.9, 61)	1m 29s
run-pytest (ubuntu-latest, 3.12, dev)	1m 51s
lighthouse-audit	3m 42s
profiling	10s
check coverage	25s
	42m 54s

Provide feedback