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The two-keychain branch of VaultViewModel.RegroupChosenHosts had no test: 7.6a's manual walk was the only thing asserting that a mixed set gets the sentence instead of the picker. A ShellFlowTests case now ticks a host in each of two vaults, reads the refusal off the status line, and shows the same command opening the picker once the set is one keychain's again. Check 7.6a cites the test and keeps only the popup wiring for the eye.