OpenAPI: fix hydration errors

.changeset/whole-cases-accept.md

@@ -0,0 +1,5 @@
+---
+'fumadocs-openapi': patch
+---
+
+fix hydration errors

packages/openapi/src/ui/operation/usage-tabs/client.tsx

@@ -80,10 +80,9 @@ export function UsageTab({
   const code = useMemo(() => {
     if (!data) return;
     const url = joinURL(
-      withBase(
-        server ? resolveServerUrl(server.url, server.variables) : '/',
-        typeof window !== 'undefined' ? window.location.origin : 'https://loading',
-      ),
+      server && typeof window !== 'undefined'
+        ? withBase(resolveServerUrl(server.url, server.variables), window.location.origin)
+        : 'https://example.com',
       resolveRequestData(route, data),
     );
 

packages/openapi/src/utils/pages/preset-auto.ts

@@ -197,14 +197,16 @@ export function createAutoPreset(options: SchemaToPagesOptions): PagesBuilderCon
           }
 
           for (const tag of tags) {
+            const res = builder.fromTagName(tag);
+            if (!res) continue;
+
             const groupName = slugify(tag);
-            const { displayName, info } = builder.fromTagName(tag)!;
             let group = groups.get(groupName);
             if (!group) {
               group = {
                 type: 'group',
-                info: { title: displayName, description: info.description },
-                tag: info,
+                info: { title: res.displayName, description: res.info.description },
+                tag: res.info,
                 entries: [],
                 schemaId: builder.id,
                 path: groupName,