chore: fix build

RomanHotsiy · RomanHotsiy · commit c3e1eed7dd5c · 2022-02-21T16:48:21.000+08:00
diff --git a/graphiql/graphiql.mdx b/graphiql/graphiql.mdx
@@ -18,9 +18,12 @@ export default LandingLayout;
 
 <GraphiQL
   fetcher={
-    createGraphiQLFetcher({
-      url: window.location.origin + '/graphql',
-    })}
+    typeof window !== "undefined"
+      ? createGraphiQLFetcher({
+          url: window.location.origin + "/graphql",
+        })
+      : undefined
+  }
   editorTheme={'dracula'}
   schema={buildSchema(rawSchema)}
-/>
+/>
