fix(create-astro): add timeout to npm registry fetch to prevent hanging

.changeset/fix-create-astro-registry-hang.md

@@ -0,0 +1,5 @@
+---
+'create-astro': patch
+---
+
+Fixes a hang that could occur when the npm registry is slow or unresponsive by adding a 10 second timeout to the version check

packages/create-astro/src/messages.ts

@@ -61,9 +61,16 @@ export const getVersion = (
 		let registry = await getRegistry(packageManager);
 		const { version } = await fetch(`${registry}/${packageName}/${packageTag}`, {
 			redirect: 'follow',
+			signal: AbortSignal.timeout(10_000),
 		})
 			.then((res) => res.json())
-			.catch(() => ({ version: fallback }));
+			.catch(() => {
+				const fallbackName = fallback || `'latest'`;
+				console.warn(
+					`Unable to fetch latest ${packageName} version from the npm registry. Using ${fallbackName} instead.`,
+				);
+				return { version: fallback };
+			});
 		return resolve(version);
 	});