ci: Add skip to publish if not package was made

Added a step to check if the 'dist' directory exists before publishing.

Author: KazuCocoa

.github/workflows/publish.yml

@@ -26,12 +26,23 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: uv run semantic-release version
 
+      - name: Check if dist directory exists
+        id: check_dist
+        run: |
+          if [ -d "dist" ]; then
+            echo "exists=true" >> $GITHUB_OUTPUT
+          else
+            echo "exists=false" >> $GITHUB_OUTPUT
+          fi
+
       - name: Publish to PyPI
+        if: steps.check_dist.outputs.exists == 'true'
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           packages-dir: dist/
 
       - name: Publish GitHub Release
+        if: steps.check_dist.outputs.exists == 'true'
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: uv run semantic-release publish