Experiment with Claude Opus 4.7 and TLAPS. #1229

Job	Run time
validate (macos-latest, false)	1h 19m 26s
validate (ubuntu-latest, false)	1h 0m 43s
validate (windows-latest, false)	15m 43s
validate (macos-latest, true)	12m 51s
validate (ubuntu-latest, true)	13m 41s
validate (windows-latest, true)	16m 40s
	3h 19m 4s

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