fix: debounce analytics search tracking to capture final query only

The 300ms debounce meant every keystroke was tracked (g, gt, githu,
github). Use a separate 1500ms debounce for analytics so only the
final query is sent to PostHog.

Signed-off-by: Mohammod Al Amin Ashik <maa.ashik00@gmail.com>

Author: its-mash

apps/desktop/src/features/registry/RegistryPage.tsx

@@ -86,14 +86,20 @@ export function RegistryPage() {
     const timer = setTimeout(() => {
       if (localSearch !== searchQuery) {
         search(localSearch);
-        if (localSearch.trim()) {
-          capture('registry_search', { query: localSearch.trim() });
-        }
       }
     }, 300);
     return () => clearTimeout(timer);
   }, [localSearch, searchQuery, search]);
 
+  // Track search analytics with longer debounce to capture final query only
+  useEffect(() => {
+    if (!localSearch.trim()) return;
+    const timer = setTimeout(() => {
+      capture('registry_search', { query: localSearch.trim() });
+    }, 1500);
+    return () => clearTimeout(timer);
+  }, [localSearch]);
+
   const handleInstall = async (id: string) => {
     const server = servers.find(s => s.id === id);
     const serverName = server?.name || 'Server';