fix(config): ensure analytics URL has protocol to prevent build crash

scripts/validate-env.ts

@@ -0,0 +1,17 @@
+import { envSchema, getRawEnv } from '../lib/env';
+
+/**
+ * Simple script to validate environment variables.
+ * If validation fails, this script will exit with code 1.
+ */
+try {
+  const env = envSchema.parse(getRawEnv());
+  console.log('✅ Environment variables validated successfully.');
+  console.log('Base URL:', env.NEXT_PUBLIC_BASE_URL);
+} catch (error) {
+  console.error('❌ Environment validation failed.');
+  if (error instanceof Error) {
+    console.error(error.message);
+  }
+  process.exit(1);
+}