Use github actions instead of manual

.github/workflows/publish.yml

@@ -17,9 +17,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-          ref: bump-version
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
@@ -37,31 +34,18 @@ jobs:
 
       - name: Check that formatting, linting, and tests pass for pydantic v1
         run: poetry run make ci-v1
+
       - name: Check that formatting, linting, and tests pass for pydantic v2
         run: poetry run make ci-v2
 
       - name: Build distribution
         run: poetry build
 
-      - name: Configure git user
-        run: |
-          git config --global user.name 'BumpVersion[CI]'
-          git config --global user.email '[email protected]'
-
       - name: Bump to version
         run: poetry run make version version=${{ github.ref_name }}
 
       - name: Commit new version
-        run: |
-          git commit -am "Update version to ${{ github.ref_name }}"
-          git push
-
-      - name: Merge into master
-        run: |
-          git checkout master
-          git pull
-          git merge origin/bump-version
-          git push
+        uses: EndBug/add-and-commit@v9
 
       - name: Publish distribution to PyPI
         run: |