Next.js Supabase V3 (#463)

Version 3 of the kit:
- Radix UI replaced with Base UI (using the Shadcn UI patterns)
- next-intl replaces react-i18next
- enhanceAction deprecated; usage moved to next-safe-action
- main layout now wrapped with [locale] path segment
- Teams only mode
- Layout updates
- Zod v4
- Next.js 16.2
- Typescript 6
- All other dependencies updated
- Removed deprecated Edge CSRF
- Dynamic Github Action runner

apps/web/app/[locale]/home/(user)/_components/home-sidebar.tsx

@@ -0,0 +1,44 @@
+import { If } from '@kit/ui/if';
+import { Sidebar, SidebarContent, SidebarHeader } from '@kit/ui/sidebar';
+import { SidebarNavigation } from '@kit/ui/sidebar-navigation';
+
+import { WorkspaceDropdown } from '~/components/workspace-dropdown';
+import featuresFlagConfig from '~/config/feature-flags.config';
+import { personalAccountNavigationConfig } from '~/config/personal-account-navigation.config';
+import { UserNotifications } from '~/home/(user)/_components/user-notifications';
+
+// home imports
+import type { UserWorkspace } from '../_lib/server/load-user-workspace';
+
+interface HomeSidebarProps {
+  workspace: UserWorkspace;
+}
+
+export function HomeSidebar(props: HomeSidebarProps) {
+  const { workspace, user, accounts } = props.workspace;
+  const collapsible = personalAccountNavigationConfig.sidebarCollapsedStyle;
+
+  return (
+    <Sidebar variant="floating" collapsible={collapsible}>
+      <SidebarHeader className={'h-16 justify-center'}>
+        <div className={'flex items-center justify-between gap-x-1'}>
+          <WorkspaceDropdown
+            user={user}
+            accounts={accounts}
+            workspace={workspace}
+          />
+
+          <If condition={featuresFlagConfig.enableNotifications}>
+            <div className={'group-data-[collapsible=icon]:hidden'}>
+              <UserNotifications userId={user.id} />
+            </div>
+          </If>
+        </div>
+      </SidebarHeader>
+
+      <SidebarContent>
+        <SidebarNavigation config={personalAccountNavigationConfig} />
+      </SidebarContent>
+    </Sidebar>
+  );
+}