fix(F-03): pass imageUrl and crop/color props to ItemCard in CollectionView

The flat list was missing dominantColor/crop props, and the grouped
view was also missing imageUrl entirely — causing images not to render
on collection cards.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/client/components/CollectionView.tsx

@@ -231,6 +231,10 @@ export function CollectionView() {
 								imageUrl={item.imageUrl}
 								productUrl={item.productUrl}
 								brand={item.brand}
+								dominantColor={item.dominantColor}
+								cropZoom={item.cropZoom}
+								cropX={item.cropX}
+								cropY={item.cropY}
 							/>
 						))}
 					</div>
@@ -264,8 +268,13 @@ export function CollectionView() {
 											categoryName={categoryName}
 											categoryIcon={categoryIcon}
 											imageFilename={item.imageFilename}
+											imageUrl={item.imageUrl}
 											productUrl={item.productUrl}
 											brand={item.brand}
+											dominantColor={item.dominantColor}
+											cropZoom={item.cropZoom}
+											cropX={item.cropX}
+											cropY={item.cropY}
 										/>
 									))}
 								</div>