fix: better error handling on Stackblitz (#13484)

* fix: better error handling on Stackblitz

* Remove unused imports

Author: ascorbic

.changeset/twelve-gifts-attend.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Display useful errors when config loading fails because of Node addons being disabled on Stackblitz

packages/astro/src/core/config/vite-load.ts

@@ -34,6 +34,13 @@ export async function loadConfigWithVite({
 			const config = await import(pathToFileURL(configPath).toString() + '?t=' + Date.now());
 			return config.default ?? {};
 		} catch (e) {
+			// Normally we silently ignore loading errors here because we'll try loading it again below using Vite
+			// However, if the error is because of addons being disabled we rethrow it immediately,
+			// because when this happens in Stackblitz, the Vite error below will be uncatchable
+			// and we want to provide a more helpful error message.
+			if (e && typeof e === 'object' && 'code' in e && e.code === 'ERR_DLOPEN_DISABLED') {
+				throw e;
+			}
 			// We do not need to throw the error here as we have a Vite fallback below
 			debug('Failed to load config with Node', e);
 		}