Merge branch 'ps/setup-split-discovery-and-setup' into jch #28874

Job	Run time
config	9s
fuzz smoke test	2m 42s
win+Meson build	4m 5s
win build	4m 48s
static-analysis	6m 25s
documentation	7m 18s
rust-analysis	1m 28s
sparse	3m 45s
osx-meson (macos-14)	25m 13s
osx-reftable (macos-14)	21m 31s
osx-clang (macos-14)	17m 50s
osx-gcc (macos-14)	22m 31s
linux-reftable (ubuntu:rolling)	13m 2s
linux-meson (ubuntu:rolling)	14m 25s
linux-asan-ubsan (ubuntu:rolling)	50m 15s
almalinux-8 (almalinux:8)	11m 26s
win+VS build	0s
debian-11 (debian:11)	9m 56s
fedora-breaking-changes-meson (fedora:latest)	10m 8s
linux-sha256 (ubuntu:rolling)	13m 33s
linux32 (i386/ubuntu:20.04)	11m 0s
linux-leaks (ubuntu:rolling)	35m 28s
linux-TEST-vars (ubuntu:20.04)	13m 35s
linux-reftable-leaks (ubuntu:rolling)	45m 23s
linux-musl-meson (alpine:latest)	6m 58s
linux-breaking-changes (ubuntu:rolling)	13m 15s
win+VS test	0s
win+Meson test (0)	9m 50s
win+Meson test (4)	8m 37s
win+Meson test (3)	9m 43s
win+Meson test (1)	11m 3s
win+Meson test (2)	10m 11s
win+Meson test (9)	9m 23s
win+Meson test (7)	8m 48s
win+Meson test (6)	11m 11s
win+Meson test (8)	6m 4s
win+Meson test (5)	7m 58s
win test (1)	8m 50s
win test (4)	11m 30s
win test (3)	7m 15s
win test (2)	6m 5s
win test (5)	9m 13s
win test (6)	13m 3s
win test (7)	5m 51s
win test (8)	5m 19s
win test (9)	6m 43s
win test (0)	7m 32s
	9h 0m 18s

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