Sync site list when CLI creates sites while app is running

src/hooks/use-site-details.tsx

@@ -194,6 +194,16 @@ export function SiteDetailsProvider( { children }: SiteDetailsProviderProps ) {
 		);
 	} );
 
+	useIpcListener( 'user-data-updated', async () => {
+		const updatedSites = await getIpcApi().getSiteDetails();
+		setSites( updatedSites );
+
+		// Handle case where selected site was deleted externally
+		if ( selectedSiteId && ! updatedSites.find( ( site ) => site.id === selectedSiteId ) ) {
+			setSelectedSiteId( updatedSites.length ? updatedSites[ 0 ].id : '' );
+		}
+	} );
+
 	const toggleLoadingServerForSite = useCallback( ( siteId: string ) => {
 		setLoadingServer( ( currentLoading ) => ( {
 			...currentLoading,

src/ipc-handlers.ts

@@ -173,7 +173,19 @@ function mergeSiteDetailsWithRunningDetails( sites: SiteDetails[] ): SiteDetails
 	return sites.map( ( site ) => {
 		const server = SiteServer.get( site.id );
 		if ( server ) {
-			return server.details;
+			// Merge fresh data from disk with running state from server
+			// This ensures external changes (e.g., from CLI) are reflected
+			if ( server.details.running ) {
+				return {
+					...site,
+					running: true as const,
+					url: server.details.url,
+				};
+			}
+			return {
+				...site,
+				running: false as const,
+			};
 		}
 		return site;
 	} );