Samples work in ui now

ui/src/components/SampleImageCard.tsx

@@ -0,0 +1,67 @@
+import React, { useRef, useEffect, useState, ReactNode } from 'react';
+
+interface SampleImageCardProps {
+  imageUrl: string;
+  alt: string;
+  children?: ReactNode;
+  className?: string;
+  onDelete?: () => void;
+}
+
+const SampleImageCard: React.FC<SampleImageCardProps> = ({ imageUrl, alt, children, className = '' }) => {
+  const cardRef = useRef<HTMLDivElement>(null);
+  const [isVisible, setIsVisible] = useState<boolean>(false);
+  const [loaded, setLoaded] = useState<boolean>(false);
+
+  useEffect(() => {
+    // Create intersection observer to check visibility
+    const observer = new IntersectionObserver(
+      entries => {
+        if (entries[0].isIntersecting) {
+          setIsVisible(true);
+          observer.disconnect();
+        }
+      },
+      { threshold: 0.1 },
+    );
+
+    if (cardRef.current) {
+      observer.observe(cardRef.current);
+    }
+
+    return () => {
+      observer.disconnect();
+    };
+  }, []);
+
+  const handleLoad = (): void => {
+    setLoaded(true);
+  };
+
+  return (
+    <div className={`flex flex-col ${className}`}>
+      {/* Square image container */}
+      <div
+        ref={cardRef}
+        className="relative w-full"
+        style={{ paddingBottom: '100%' }} // Make it square
+      >
+        <div className="absolute inset-0 rounded-t-lg shadow-md">
+          {isVisible && (
+            <img
+              src={`/api/img/${encodeURIComponent(imageUrl)}`}
+              alt={alt}
+              onLoad={handleLoad}
+              className={`w-full h-full object-contain transition-opacity duration-300 ${
+                loaded ? 'opacity-100' : 'opacity-0'
+              }`}
+            />
+          )}
+          {children && <div className="absolute inset-0 flex items-center justify-center">{children}</div>}
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default SampleImageCard;