feat: Add 19 free QR code tools with SEO optimization

- Added PayPal, Zoom, Teams QR generators
- Added lazy loading for html-to-image (performance)
- Created 19 OG images for social sharing
- Added robots.txt and updated sitemap
- Fixed mobile navigation with accordion menu
- Added 7 color options per generator
- Fixed crypto QR with universal/wallet mode toggle
- Hero QR codes all point to qrmaster.net

src/components/ui/Textarea.tsx

@@ -0,0 +1,24 @@
+import * as React from "react"
+
+import { cn } from "@/lib/utils"
+
+export interface TextareaProps
+    extends React.TextareaHTMLAttributes<HTMLTextAreaElement> { }
+
+const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
+    ({ className, ...props }, ref) => {
+        return (
+            <textarea
+                className={cn(
+                    "flex min-h-[80px] w-full rounded-md border border-slate-200 bg-white px-3 py-2 text-sm ring-offset-white placeholder:text-slate-500 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-slate-950 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
+                    className
+                )}
+                ref={ref}
+                {...props}
+            />
+        )
+    }
+)
+Textarea.displayName = "Textarea"
+
+export { Textarea }