Add a numeric field for version info

And setup auto publication

.github/workflows/publish.yml

@@ -0,0 +1,47 @@
+on:
+  push:
+    tags:
+      - '*'
+permissions:
+  contents: read
+
+jobs:
+  pypi-publish:
+    name: Upload release to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/inersphinx_registry
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build
+    - name: Install built wheel
+      run: pip install dist/*
+    - name: Build package
+      run: python -m build
+    - name: Echo current tag
+      run: echo ${{ github.ref }}
+    - name: Get package version
+      run: |
+        PACKAGE_VERSION=$(python -c 'import matplotlib_inline; print(matplotlib_inline.__version__)')
+        echo "Package version: $PACKAGE_VERSION"
+
+    - name: Check tag and package version match
+      run: |
+        if [ "$GITHUB_REF" != "refs/tags/$PACKAGE_VERSION" ]; then
+          echo "Tag and package version do not match. Aborting."
+          exit 1
+        fi
+    # - name: Publish package
+    #   uses: pypa/gh-action-pypi-publish@15c56dba361d8335944d31a2ecd17d700fc7bcbc
+

matplotlib_inline/__init__.py

@@ -1,2 +1,4 @@
 from . import backend_inline, config  # noqa
-__version__ = "0.1.7"  # noqa
+
+version_info = (0, 1, 7)
+__version__ = '.'.join(str(s) for s in version_info)  # noqa