refactor: codebase and some fixes

src/components/caregiver/LoadingSpinner.tsx

@@ -0,0 +1,36 @@
+'use client'
+
+import { Loader2 } from 'lucide-react'
+import { cn } from '@/lib/utils'
+
+interface LoadingSpinnerProps {
+  fullPage?: boolean
+  size?: 'sm' | 'md' | 'lg'
+  className?: string
+}
+
+const sizeClasses = {
+  sm: 'h-4 w-4',
+  md: 'h-8 w-8',
+  lg: 'h-12 w-12',
+}
+
+export function LoadingSpinner({ fullPage = false, size = 'md', className }: LoadingSpinnerProps) {
+  const spinner = (
+    <Loader2 className={cn('animate-spin text-primary', sizeClasses[size], className)} />
+  )
+
+  if (fullPage) {
+    return (
+      <div className="min-h-screen flex items-center justify-center bg-muted/50">
+        {spinner}
+      </div>
+    )
+  }
+
+  return (
+    <div className="flex items-center justify-center p-8">
+      {spinner}
+    </div>
+  )
+}