fix: skip pyproject.toml commit when version is already set

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: AmitMY

.github/workflows/pypi-publish.yaml

@@ -39,8 +39,7 @@ jobs:
           git config user.name "GitHub Actions"
           git config user.email "actions@github.com"
           git add pyproject.toml
-          git commit -m "Bump version to ${{ env.version }}"
-          git push origin master
+          git diff --cached --quiet || (git commit -m "Bump version to ${{ env.version }}" && git push origin master)
         working-directory: src/python
 
       - name: Install dependencies