Basic support for overlay analysis #4370

Job	Run time
Config export (ubuntu-latest, linked)	1m 4s
Config export (macos-latest, linked)	1m 27s
Config export (windows-latest, nightly-latest)	2m 43s
Config export (macos-latest, nightly-latest)	1m 36s
Config export (ubuntu-latest, nightly-latest)	1m 5s
Config export (windows-latest, linked)	2m 59s
	10m 54s

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