fix: gracefully handle PocketBase unreachable during static generation

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/[[...slug]]/page.tsx

@@ -8,11 +8,15 @@ import { SectionsAccordion } from '$widgets/SectionsAccordion';
  * Optional catchall: `/` → first section, `/:slug` → that section.
  */
 export async function generateStaticParams() {
+  try {
     const { items: sections } = await getCollection<SectionRecord>('sections', {
       sort: 'order',
-    tags: ['sections'],
     });
     return [{}, ...sections.map((s) => ({ slug: [s.slug] }))];
+  } catch (err) {
+    console.warn('[generateStaticParams] PocketBase unreachable at build — deferring to runtime ISR', err);
+    return [];
+  }
 }
 
 type Props = {