feat: self-service user signup (#672)

Co-authored-by: Elias Schneider <login@eliasschneider.com>

frontend/src/lib/components/ui/dropdown-button/index.ts

@@ -0,0 +1,30 @@
+import { DropdownMenu as DropdownMenuPrimitive } from 'bits-ui';
+import Root from './dropdown-button.svelte';
+import Main from './dropdown-button-main.svelte';
+import Trigger from './dropdown-button-trigger.svelte';
+import Content from './dropdown-button-content.svelte';
+import Item from './dropdown-button-item.svelte';
+import Separator from './dropdown-button-separator.svelte';
+
+const DropdownRoot = DropdownMenuPrimitive.Root;
+const DropdownTrigger = DropdownMenuPrimitive.Trigger;
+
+export {
+	Root,
+	Main,
+	Trigger,
+	Content,
+	Item,
+	Separator,
+	DropdownRoot,
+	DropdownTrigger,
+	//
+	Root as DropdownButton,
+	Main as DropdownButtonMain,
+	Trigger as DropdownButtonTrigger,
+	Content as DropdownButtonContent,
+	Item as DropdownButtonItem,
+	Separator as DropdownButtonSeparator,
+	DropdownRoot as DropdownButtonRoot,
+	DropdownTrigger as DropdownButtonPrimitiveTrigger
+};