fix: include pageUrlOverrides in getStaticPaths for production builds

URL override paths (e.g., /articles, /notes) may not be in the sitemap
if they're not directly linked from the root Notion page. This ensures
they are pre-rendered at build time, fixing 404s in production.

Author: wustep

pages/[pageId].tsx

@@ -1,7 +1,7 @@
 import { type GetStaticProps } from 'next'
 
 import { NotionPage } from '@/components/NotionPage'
-import { domain, isDev } from '@/lib/config'
+import { domain, isDev, pageUrlOverrides } from '@/lib/config'
 import { getSiteMap } from '@/lib/get-site-map'
 import { resolveNotionPage } from '@/lib/resolve-notion-page'
 import { type PageProps, type Params } from '@/lib/types'
@@ -34,13 +34,17 @@ export async function getStaticPaths() {
 
   const siteMap = await getSiteMap()
 
+  // Combine sitemap paths with URL overrides (e.g., /articles, /notes)
+  // URL overrides might not be in the sitemap if not directly linked from root
+  const allPageIds = [
+    ...new Set([
+      ...Object.keys(siteMap.canonicalPageMap),
+      ...Object.keys(pageUrlOverrides)
+    ])  
+  ]
+
   const staticPaths = {
-    paths: Object.keys(siteMap.canonicalPageMap).map((pageId) => ({
-      params: {
-        pageId
-      }
-    })),
-    // paths: [],
+    paths: allPageIds.map((pageId) => ({ params: { pageId } })),
     fallback: true
   }