Build before publish

Author: rbharvs

.github/workflows/publish.yaml

@@ -26,5 +26,8 @@ jobs:
       - name: Install uv
         uses: astral-sh/setup-uv@6b9c6063abd6010835644d4c2e1bef4cf5cd0fca
 
+      - name: Build package
+        run: uv build
+
       - name: Publish package
         run: uv publish