Refactor Proxmox server views for improved UI consistency and usability

- Updated server card component to use new UI elements and improved layout.
- Enhanced status display with badges and better status indicators.
- Refined quick info row for server details with consistent styling.
- Reorganized server configuration statistics into stat cards for clarity.
- Improved help modals for statistics and storage management sections.
- Streamlined alerts and warnings for better user experience.
- Updated storage management view to utilize new UI components and improve readability.

extensions/Servers/Proxmox/views/components/spinner.blade.php

@@ -0,0 +1,27 @@
+@props([
+    'size' => 'md',
+    'variant' => 'primary',
+])
+
+@php
+    $sizeClasses = match($size) {
+        'xs' => 'h-4 w-4 border-2',
+        'sm' => 'h-5 w-5 border-2',
+        'md' => 'h-8 w-8 border-2',
+        'lg' => 'h-12 w-12 border-3',
+        'xl' => 'h-16 w-16 border-4',
+        default => 'h-8 w-8 border-2',
+    };
+    
+    $colorClasses = match($variant) {
+        'primary' => 'border-primary',
+        'secondary' => 'border-secondary',
+        'white' => 'border-white',
+        'neutral' => 'border-base/50',
+        default => 'border-primary',
+    };
+@endphp
+
+<div {{ $attributes->merge(['class' => 'flex items-center justify-center']) }}>
+    <div class="animate-spin rounded-full {{ $sizeClasses }} {{ $colorClasses }} border-t-transparent"></div>
+</div>