feat: add icon set with size variants

Added icons:
- Arrow2Icon
- BinIcon
- BurgerIcon
- CalendarIcon
- CheckIcon
- CloseIcon
- CodeIcon
- CubeIcon
- DownloadIcon
- FilterIcon
- HelpIcon
- HomeIcon
- LinkIcon
- MinusIcon
- MoreIcon
- OverviewIcon
- PlusIcon
- ProfileIcon
- SearchIcon
- SettingsIcon
- ShareIcon
- ShieldIcon
- SortIcon
- StatsIcon
- UploadIcon

Available sizes:
- 16px
- 24px
- 32px

SortIcon variants:
- default
- ascend
- descend

Notes:
- Added a dedicated icon grid preview in the design system page
- Verified consistency across all supported sizes

src/components/Icons/help/svgs/help-32.svg

@@ -0,0 +1,5 @@
+<svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M16 29C23.1797 29 29 23.1797 29 16C29 8.8203 23.1797 3 16 3C8.8203 3 3 8.8203 3 16C3 23.1797 8.8203 29 16 29Z" stroke="#F4F2EF" stroke-width="1.5"/>
+<path d="M16 21.2C18.8719 21.2 21.2 18.8719 21.2 16C21.2 13.1281 18.8719 10.8 16 10.8C13.1281 10.8 10.8 13.1281 10.8 16C10.8 18.8719 13.1281 21.2 16 21.2Z" stroke="#F4F2EF" stroke-width="1.5"/>
+<path d="M19.9 12.1L25.1 6.89999M6.89999 25.1L12.1 19.9M12.1 12.1L6.89999 6.89999M25.1 25.1L19.9 19.9" stroke="#F4F2EF" stroke-width="1.5"/>
+</svg>