Add birthday month/day fields to edit member modal

Add onboarding, sidebar badges, page transitions, birthday cakes

Restore to stable version (0751b4d) — before UI/UX suggestion batch

Fix 'Assignment to constant variable' — convert all top-level const to var

Fix 'Assignment to constant variable' — remove inline script tag

Export tree, recipe scaling, birthday milestones

Batch: settings redesign, print/share, onboarding, badges, transitions

Fix tree zoom/reset buttons visibility in dark mode

Fix dark mode: recipe page text, hamburger, sidebar nav, modals, inputs

Fix dark mode text visibility — brighten colors, force white on gradients

Dark mode, undo delete, remaining UI polish

Recipe page redesign, loading skeletons, hover tooltips

UI/UX improvements: toasts, landing page, search, keyboard, favicon

Remove dead navigation buttons

Fix mobile sidebar header hidden behind hamburger button