phranck 340c65969f Feat: Add .onChange(of:) modifier ...

- Add onChange(of:initial:_:) with (V, V) -> Void and () -> Void variants
- Store previous values in StateStorage for cross-render-pass comparison
- Per-identity counter ensures chained .onChange modifiers get unique keys
- GC integration cleans up tracked values for removed views
- Add 7 tests covering change detection, initial parameter, and chaining

2026-02-16 00:55:29 +01:00

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TUIkitTests

Feat: Add .onChange(of:) modifier

2026-02-16 00:55:29 +01:00