alonso.torres 5fc0898458 🐛 Find the user duplicate after component propagation
Duplicating a nested copy in a main also adds subtrees to that main's
copies. The frontend result lookup counted all of them and threw instead
of returning the user's duplicate. Exclude roots inside component copies.

The regression checks the lookup after the sync cascade creates three
subtrees. Focused common suites pass: 66 tests, 11263 assertions.

AI-assisted-by: GPT-6
2026-10-30 09:50:08 +01:00
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