feat(ui): expand server sidebar and extract status summary

Move proxy, sentinel, resources, and terminal into the server sidebar
with nested routes and icons; extract navbar status into a shared
status-summary component; add full-width service links and compact
loading support.

resources/views/components/loading.blade.php

@@ -1,8 +1,9 @@
-@props(['text' => null])
+@props(['text' => null, 'compact' => false])
 
 <div {{ $attributes->merge(['class' => 'inline-flex items-center justify-center gap-2 text-[13px] text-neutral-500 dark:text-fg-dim']) }}
     role="status" aria-live="polite">
-    <svg class="size-4 shrink-0 animate-spin" viewBox="0 0 24 24" fill="none" aria-hidden="true">
+    <svg @class(['shrink-0 animate-spin', 'size-3' => $compact, 'size-4' => ! $compact]) viewBox="0 0 24 24"
+        fill="none" aria-hidden="true">
         <circle class="opacity-20" cx="12" cy="12" r="9" stroke="currentColor" stroke-width="2" />
         <path class="opacity-80" d="M21 12a9 9 0 0 0-9-9" stroke="currentColor" stroke-width="2"
             stroke-linecap="round" />