fix: update deployment workflow to build and upload documentation instead of demo

Author: bastienmoulia

.github/workflows/deploy.yml

@@ -40,16 +40,16 @@ jobs:
         run: npm ci --legacy-peer-deps
 
       - name: Build the application
-        run: npx nx build demo --configuration production --base-href /ngx-overlay/
+        run: npx nx build docs --configuration production --base-href /ngx-overlay/
 
       - name: Create 404.html
-        run: cp dist/apps/demo/browser/index.html dist/apps/demo/browser/404.html
+        run: cp dist/apps/docs/browser/index.html dist/apps/docs/browser/404.html
 
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:
           # Upload entire repository
-          path: 'dist/apps/demo/browser'
+          path: 'dist/apps/docs/browser'
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4