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09 §3 decision 156 says the button makes the local copy only. Test: TestManualRunTiers_NoPrimaryAvailable_BacksUpNothing (red-proved on the previous version). Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS