The P&ID palette's category collapse state and 'Show all' expansions reset on every reload. Persist both per browser via localStorage.
Where: src/panels/Palette.tsx — the collapsed and expanded Sets. Serialize on change, hydrate lazily on mount (wrap reads in try/catch).
Accept: reload keeps section states; degrades gracefully with blocked localStorage.
The P&ID palette's category collapse state and 'Show all' expansions reset on every reload. Persist both per browser via
localStorage.Where:
src/panels/Palette.tsx— thecollapsedandexpandedSets. Serialize on change, hydrate lazily on mount (wrap reads in try/catch).Accept: reload keeps section states; degrades gracefully with blocked localStorage.