Add GitHub Actions workflow for PyPI release

.github/workflows/release.yml

@@ -0,0 +1,36 @@
+name: Publish Python Package to PyPI
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'  # Trigger on version tags like v1.0.0
+  workflow_dispatch:  # Allow manual trigger
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    # Enable OIDC token permissions for Trusted Publisher
+    permissions:
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.12
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Upgrade pip
+        run: python -m pip install --upgrade pip
+
+      - name: Install build tools
+        run: pip install build
+
+      - name: Build the package
+        run: python -m build
+
+      - name: Publish package distributions to PyPI using Trusted Publisher
+        # This action uses OIDC to authenticate without API tokens
+        uses: pypa/gh-action-pypi-publish@release/v1