Server-side 2026-07-28 stateless support: classifier, driver split, server/discover #2863

Job	Run time
checks / pre-commit	40s
checks / readme-snippets	13s
checks / test (3.10, locked, ubuntu-latest)	53s
checks / test (3.10, lowest-direct, ubuntu-latest)	45s
checks / test (3.10, lowest-direct, windows-latest)	1m 59s
checks / test (3.11, lowest-direct, ubuntu-latest)	46s
checks / test (3.11, lowest-direct, windows-latest)	1m 28s
checks / test (3.12, locked, windows-latest)	1m 27s
checks / test (3.10, locked, windows-latest)	1m 26s
checks / test (3.11, locked, windows-latest)	1m 20s
checks / test (3.12, lowest-direct, windows-latest)	2m 0s
checks / test (3.12, locked, ubuntu-latest)	58s
checks / test (3.13, lowest-direct, ubuntu-latest)	47s
checks / test (3.14, lowest-direct, ubuntu-latest)	33s
checks / test (3.13, locked, windows-latest)	1m 18s
checks / test (3.11, locked, ubuntu-latest)	48s
checks / test (3.13, locked, ubuntu-latest)	48s
checks / test (3.13, lowest-direct, windows-latest)	1m 22s
checks / test (3.14, locked, windows-latest)	2m 3s
checks / test (3.14, lowest-direct, windows-latest)	1m 15s
checks / test (3.12, lowest-direct, ubuntu-latest)	57s
checks / test (3.14, locked, ubuntu-latest)	1m 52s
all-green	2s
	25m 40s

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