added svelte-shadcn

src/lib/components/ui/avatar/avatar-fallback.svelte

@@ -0,0 +1,18 @@
+<script lang="ts">
+  import { Avatar as AvatarPrimitive } from 'bits-ui';
+  import { cn } from '$lib/utils';
+
+  type $$Props = AvatarPrimitive.FallbackProps;
+
+  let className: $$Props['class'] = undefined;
+  export { className as class };
+</script>
+
+<AvatarPrimitive.Fallback
+  class={cn(
+    'flex h-full w-full items-center justify-center rounded-full bg-muted',
+    className
+  )}
+  {...$$restProps}>
+  <slot />
+</AvatarPrimitive.Fallback>