Add status=active parameter to /wp/v2/themes REST API call for WP<5.7 compat

Author: westonruter

assets/src/components/themes-context-provider/index.js

@@ -62,7 +62,7 @@ export function ThemesContextProvider( {
 
 			try {
 				const fetchedThemes = await apiFetch( {
-					path: '/wp/v2/themes',
+					path: '/wp/v2/themes?status=active',
 				} );
 
 				if ( hasUnmounted.current === true ) {

src/Admin/OnboardingWizardSubmenuPage.php

@@ -303,7 +303,7 @@ protected function add_preload_rest_paths() {
 			),
 			'/wp/v2/plugins',
 			'/wp/v2/settings',
-			'/wp/v2/themes',
+			'/wp/v2/themes?status=active',
 			'/wp/v2/users/me',
 		];
 

src/Admin/OptionsMenu.php

@@ -322,7 +322,7 @@ protected function add_preload_rest_paths() {
 			),
 			'/wp/v2/plugins',
 			'/wp/v2/settings',
-			'/wp/v2/themes',
+			'/wp/v2/themes?status=active',
 			'/wp/v2/users/me',
 		];