fix(cli): --from-playground option & node 20 (#720)

Author: jycouet

.changeset/three-trains-allow.md

@@ -0,0 +1,5 @@
+---
+'sv': patch
+---
+
+fix(cli): `--from-playground` option now works correctly from node 20

packages/cli/commands/create.ts

@@ -242,7 +242,7 @@ async function createProjectFromPlayground(url: string, cwd: string): Promise<vo
 
 	// Detect external dependencies and ask for confirmation
 	const dependencies = detectPlaygroundDependencies(playground.files);
-	const installDependencies = await confirmExternalDependencies(dependencies.keys().toArray());
+	const installDependencies = await confirmExternalDependencies(Array.from(dependencies.keys()));
 
 	setupPlaygroundProject(playground, cwd, installDependencies);
 }

packages/create/test/playground.ts

@@ -142,6 +142,9 @@ test('detect dependencies from playground files', () => {
 	expect(dependencies).not.toContain(['$lib/utils', 'latest']);
 	expect(dependencies).not.toContain(['node:fs', 'latest']);
 	expect(dependencies).not.toContain(['@sveltejs/kit', 'latest']);
+
+	// should work with array
+	expect(Array.from(dependencies.keys()).length).toBe(3);
 });
 
 test('real world download and convert playground', async () => {