GF-4 (#4) Start work on main layout

app/components/ui/sidebar/SidebarGroupLabel.vue

@@ -0,0 +1,30 @@
+<script setup lang="ts">
+import type { PrimitiveProps } from "reka-ui";
+import type { HTMLAttributes } from "vue";
+import { Primitive } from "reka-ui";
+import { cn } from "@/lib/utils";
+
+const props = defineProps<
+  PrimitiveProps & {
+    class?: HTMLAttributes["class"];
+  }
+>();
+</script>
+
+<template>
+  <Primitive
+    data-slot="sidebar-group-label"
+    data-sidebar="group-label"
+    :as="as"
+    :as-child="asChild"
+    :class="
+      cn(
+        'text-sidebar-foreground/70 ring-sidebar-ring flex h-8 shrink-0 items-center rounded-md px-2 text-xs font-medium outline-hidden transition-[margin,opacity] duration-200 ease-linear focus-visible:ring-2 [&>svg]:size-4 [&>svg]:shrink-0',
+        'group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0',
+        props.class
+      )
+    "
+  >
+    <slot />
+  </Primitive>
+</template>