feat: add new layout system (Slack/ClickUp inspired)

surfsense_web/components/layout/index.ts

@@ -0,0 +1,30 @@
+export { useSidebarState } from "./hooks";
+export { LayoutDataProvider } from "./providers";
+export type {
+	ChatItem,
+	IconRailProps,
+	NavItem,
+	NoteItem,
+	PageUsage,
+	SidebarSectionProps,
+	User,
+	Workspace,
+} from "./types/layout.types";
+export {
+	ChatListItem,
+	Header,
+	IconRail,
+	LayoutShell,
+	MobileSidebar,
+	MobileSidebarTrigger,
+	NavIcon,
+	NavSection,
+	NoteListItem,
+	PageUsageDisplay,
+	Sidebar,
+	SidebarCollapseButton,
+	SidebarHeader,
+	SidebarSection,
+	SidebarUserProfile,
+	WorkspaceAvatar,
+} from "./ui";