Add the client-side subscriptions/listen driver #3347

Job	Run time
checks / pre-commit	42s
checks / readme-snippets	11s
checks / test (3.10, locked, ubuntu-latest)	1m 28s
checks / docs	44s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 31s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 31s
checks / test (3.11, locked, ubuntu-latest)	1m 19s
checks / test (3.11, locked, windows-latest)	2m 16s
checks / test (3.13, lowest-direct, windows-latest)	1m 25s
checks / test (3.14, locked, windows-latest)	3m 27s
checks / test (3.11, lowest-direct, windows-latest)	1m 52s
checks / test (3.10, locked, windows-latest)	2m 33s
checks / test (3.13, lowest-direct, ubuntu-latest)	1m 19s
checks / test (3.14, lowest-direct, windows-latest)	1m 55s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 26s
checks / test (3.10, lowest-direct, windows-latest)	2m 1s
checks / test (3.13, locked, windows-latest)	1m 57s
checks / test (3.12, locked, ubuntu-latest)	1m 38s
checks / test (3.12, locked, windows-latest)	2m 6s
checks / test (3.14, locked, ubuntu-latest)	2m 26s
checks / test (3.13, locked, ubuntu-latest)	1m 3s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 13s
checks / test (3.12, lowest-direct, windows-latest)	1m 59s
all-green	6s
	38m 8s

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