Update build to include generate sitemap

Author: Jacobdeanr

.github/workflows/deploy.yml

@@ -79,6 +79,9 @@ jobs:
       - name: Build with Next.js
         run: ${{ steps.detect-package-manager.outputs.runner }} next build
 
+      - name: Generate sitemap.xml
+        run: ts-node scripts/generate-sitemap.ts
+
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with: