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() {
-  const { items: sections } = await getCollection<SectionRecord>('sections', {
+  try {
-    sort: 'order',
+    const { items: sections } = await getCollection<SectionRecord>('sections', {
-    tags: ['sections'],
+      sort: 'order',
-  });
+    });
-  return [{}, ...sections.map((s) => ({ slug: [s.slug] }))];
+    return [{}, ...sections.map((s) => ({ slug: [s.slug] }))];
+  } catch (err) {
+    console.warn('[generateStaticParams] PocketBase unreachable at build — deferring to runtime ISR', err);
+    return [];
+  }
 }
 
 type Props = {

src/shared/api/client.ts

@@ -4,10 +4,8 @@ import type { ListResponse } from './types';
  * Native fetch wrapper for PocketBase API requests.
  */
 
-/* Prefer the server-only var (not exposed to the browser bundle),
+/* Required in production; falls back to localhost in development. */
- * fall back to the public var for client-side usage, then to the
+const PB_URL = process.env.PB_URL ?? (process.env.NODE_ENV === 'development' ? 'http://127.0.0.1:8090' : undefined);
- * local dev default. */
-const PB_URL = process.env.PB_URL ?? process.env.NEXT_PUBLIC_PB_URL ?? 'http://127.0.0.1:8090';
 
 /**
  * Options for PocketBase collection fetching.
@@ -43,6 +41,10 @@ export type PBFetchOptions = {
 export async function getCollection<T>(collection: string, options: PBFetchOptions = {}): Promise<ListResponse<T>> {
   const { sort, filter, expand, tags, revalidate } = options;
 
+  if (!PB_URL) {
+    throw new Error('PB_URL is required in production');
+  }
+
   const params = new URLSearchParams();
   if (sort) {
     params.set('sort', sort);