Change Playground URL

Author: zaerl

client/landing/stepper/declarative-flow/internals/steps-repository/playground/lib/initialize-playground.ts

@@ -48,7 +48,7 @@ export async function initializeWordPressPlayground(
 
 		const client = await startPlaygroundWeb( {
 			iframe,
-			remoteUrl: 'https://playground.wordpress.net/remote.html',
+			remoteUrl: 'https://wordpress-playground.atomicsites.blog/remote.html',
 			blueprint: await getBlueprint( isWordPressInstalled, recommendedPhpVersion ),
 			shouldInstallWordPress: ! isWordPressInstalled,
 			mounts: [ mountDescriptor ],

client/landing/stepper/declarative-flow/internals/steps-repository/playground/lib/resolve-blueprint-from-url.ts

@@ -176,7 +176,7 @@ export async function resolveBlueprintFromURL( url: URL ) {
 
 	if ( query.has( 'core-pr' ) ) {
 		const prNumber = query.get( 'core-pr' );
-		blueprint.preferredVersions!.wp = `https://playground.wordpress.net/plugin-proxy.php?org=WordPress&repo=wordpress-develop&workflow=Test%20Build%20Processes&artifact=wordpress-build-${ prNumber }&pr=${ prNumber }`;
+		blueprint.preferredVersions!.wp = `https://wordpress-playground.atomicsites.blog/plugin-proxy.php?org=WordPress&repo=wordpress-develop&workflow=Test%20Build%20Processes&artifact=wordpress-build-${ prNumber }&pr=${ prNumber }`;
 	}
 
 	if ( query.has( 'gutenberg-pr' ) ) {