Reanalyze: reactive incremental analysis + churn/mermaid tooling #9064

Job	Run time
build-compiler (windows-2025, 5.3.0, true, win32-x64, x86_64-pc-windows-gnu, .exe)	6m 24s
build-compiler (ubuntu-24.04, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, linux...	3m 18s
build-compiler (ubuntu-24.04, ocaml-variants.5.0.0+options,ocaml-option-static, linux-x64, x86_64...	2m 39s
build-compiler (ubuntu-24.04-arm, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, t...	3m 54s
build-compiler (macos-15-intel, 5.3.0, true, darwin-x64, x86_64-apple-darwin)	6m 51s
build-compiler (macos-15, 5.3.0, true, darwin-arm64, aarch64-apple-darwin)	5m 37s
pkg-pr-new	51s
api-docs	1m 34s
test-integration-rewatch (ubuntu-24.04)	1m 21s
test-integration-rewatch (ubuntu-24.04-arm)	1m 10s
test-integration-rewatch (windows-2025)	2m 50s
test-integration-rewatch (macos-15)	1m 36s
test-installation-npm (ubuntu-24.04)	15s
test-installation-pnpm (macos-15-intel)	1m 16s
test-installation-pnpm (macos-15)	14s
test-installation-pnpm (ubuntu-24.04)	12s
test-installation-pnpm (ubuntu-24.04-arm)	18s
test-installation-npm (ubuntu-24.04-arm)	21s
test-installation-npm (windows-2025)	1m 16s
test-integration-rewatch (macos-15-intel)	2m 7s
test-installation-npm (macos-15)	18s
test-installation-pnpm (windows-2025)	33s
test-installation-npm (macos-15-intel)	31s
publish	-1s
	45m 25s

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