chore: Fix react universal example. (#517)

Author: kinyoklion

package.json

@@ -26,8 +26,8 @@
   ],
   "private": true,
   "scripts": {
-    "clean": "yarn workspaces foreach -pt run clean",
-    "build": "yarn workspaces foreach -p --topological-dev run build",
+    "clean": "yarn workspaces foreach -vpt run clean",
+    "build": "yarn workspaces foreach -vp --topological-dev run build",
     "//": "When using build:doc you need to specify the workspace. 'yarn run build:doc -- packages/shared/common' for example.",
     "build:doc": "npx typedoc --options $1/typedoc.json",
     "lint": "npx eslint . --ext .ts",

packages/sdk/react-universal/example/app/layout.tsx

@@ -20,7 +20,7 @@ export default async function RootLayout({
 }: Readonly<{
   children: ReactNode;
 }>) {
-  const clientSideID = process.env.NEXT_PUBLIC_LD_CLIENT_SIDE_ID;
+  const clientSideID = process.env.NEXT_PUBLIC_LD_CLIENT_SIDE_ID || '';
 
   // You must supply an LDContext. For example, here getLDContext
   // inspects cookies and defaults to anonymous.