Fully fix iterative deepening for latest git (v3) #2031

Job	Run time
build docs	23s
build (windows-latest, node 22, npm 10)	3m 5s
build (ubuntu-latest, node 22, npm 10)	1m 21s
build (ubuntu-latest, node 24, npm 11)	56s
build (windows-latest, node 24, npm 11)	5m 24s
	11m 9s

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