tests

Backend rewrite for v1.0 #417

Job	Run time
Code Quality	48s
Build distribution and test installation	1m 10s
Docs preview	1m 18s
Tests (ubuntu-latest, Python 3.8)	1m 6s
Tests (ubuntu-latest, Python 3.9)	52s
Tests (ubuntu-latest, Python 3.10)	1m 4s
Tests (ubuntu-latest, Python 3.11)	1m 6s
Tests (ubuntu-latest, Python 3.12)	54s
Tests (macos-latest, Python 3.8)	2m 16s
Tests (macos-latest, Python 3.9)	1m 40s
Tests (macos-latest, Python 3.10)	1m 55s
Tests (macos-latest, Python 3.11)	2m 36s
Tests (macos-latest, Python 3.12)	1m 38s
Tests (windows-latest, Python 3.8)	3m 42s
Tests (windows-latest, Python 3.9)	3m 50s
Tests (windows-latest, Python 3.10)	2m 44s
Tests (windows-latest, Python 3.11)	3m 26s
Tests (windows-latest, Python 3.12)	2m 43s
Notify failed build	0s
	34m 48s

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