alonso.torres 3ff24dc190 🐛 Preserve remote sync state in inverse child add and delete changes
Make structural inverses ignore touched so undoing derived propagation
keeps the parent's remote-synced flag. Fix F132.

Both add and delete regressions pass exact undo/redo comparisons. Runner
suite: 43 tests, 107 assertions, all green.
Benchmark ratios against Phase 1e: main 10/100/1000 0.46/0.52/0.53;
three levels 0.47; chain 0.51; library 0.51; many shapes 0.49;
variant switch 0.61. No regression flag.

AI-assisted-by: GPT-6
2026-10-28 15:53:08 +01:00
..
2022-11-08 13:02:14 +01:00