feat(05-03): add highlighting to EntryCard and integrate search UI

- Add searchQuery prop to EntryCard for text highlighting
- Use {@html highlightText()} for title and content in collapsed view
- Integrate SearchBar and FilterBar in +page.svelte
- Add search/filter state with reactive sync to filters.query
- Pass recentSearches store to SearchBar
- Update filterEntries to use generics for type preservation

src/lib/components/EntryCard.svelte

@@ -6,6 +6,7 @@
 	import ImageGallery from './ImageGallery.svelte';
 	import ImageUpload from './ImageUpload.svelte';
 	import TagInput from './TagInput.svelte';
+	import { highlightText } from '$lib/utils/highlightText';
 
 	interface EntryWithData extends Entry {
 		images: Image[];
@@ -15,9 +16,10 @@
 	interface Props {
 		entry: EntryWithData;
 		availableTags: Tag[];
+		searchQuery?: string;
 	}
 
-	let { entry, availableTags }: Props = $props();
+	let { entry, availableTags, searchQuery = '' }: Props = $props();
 
 	// Expand/collapse state
 	let expanded = $state(false);
@@ -300,7 +302,11 @@
 						? 'line-through text-gray-400'
 						: ''}"
 				>
-					{entry.title || 'Untitled'}
+					{#if !expanded && searchQuery}
+						{@html highlightText(entry.title || 'Untitled', searchQuery)}
+					{:else}
+						{entry.title || 'Untitled'}
+					{/if}
 				</h3>
 				{#if !expanded}
 					<p
@@ -308,7 +314,11 @@
 							? 'text-gray-400'
 							: ''}"
 					>
-						{entry.content}
+						{#if searchQuery}
+							{@html highlightText(entry.content, searchQuery)}
+						{:else}
+							{entry.content}
+						{/if}
 					</p>
 					{#if entry.tags?.length > 0}
 						<div class="flex flex-wrap gap-1 mt-1">

src/lib/utils/filterEntries.ts

@@ -7,15 +7,16 @@ interface EntryWithTags extends Entry {
 
 /**
  * Filters entries based on search criteria.
+ * Uses generics to preserve full entry type (including images, etc.)
  *
  * @param entries - Array of entries with their tags
  * @param filters - SearchFilters object containing filter criteria
  * @returns Filtered array of entries
  */
-export function filterEntries(
-	entries: EntryWithTags[],
+export function filterEntries<T extends EntryWithTags>(
+	entries: T[],
 	filters: SearchFilters
-): EntryWithTags[] {
+): T[] {
 	let result = entries;
 
 	// Text search (title + content) - minimum 2 characters