tests

Backend rewrite for v1.0 #420

Job	Run time
Code Quality	54s
Docs preview	1m 2s
Build distribution and test installation	1m 14s
Tests (ubuntu-latest, Python 3.8)	47s
Tests (ubuntu-latest, Python 3.9)	53s
Tests (ubuntu-latest, Python 3.10)	55s
Tests (ubuntu-latest, Python 3.11)	52s
Tests (ubuntu-latest, Python 3.12)	53s
Tests (macos-latest, Python 3.8)	2m 42s
Tests (macos-latest, Python 3.9)	1m 45s
Tests (macos-latest, Python 3.10)	2m 21s
Tests (macos-latest, Python 3.11)	1m 54s
Tests (macos-latest, Python 3.12)	2m 7s
Notify failed build	0s
	18m 19s

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