feat(mobile): improve explore page and allow metadata search (#2097)

mobile/lib/modules/search/ui/search_result_grid.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/modules/home/ui/asset_grid/thumbnail_image.dart';
+import 'package:immich_mobile/shared/models/asset.dart';
+
+class SearchResultGrid extends HookConsumerWidget {
+  const SearchResultGrid({super.key, required this.assets});
+
+  final List<Asset> assets;
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    return GridView.builder(
+      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
+        crossAxisCount: 4,
+        childAspectRatio: 1,
+        crossAxisSpacing: 4,
+        mainAxisSpacing: 4,
+      ),
+      itemCount: assets.length,
+      itemBuilder: (context, index) {
+        final asset = assets[index];
+        return ThumbnailImage(
+          asset: asset,
+          assetList: assets,
+          useGrayBoxPlaceholder: true,
+        );
+      },
+    );
+  }
+}