Add PyPI publish action

.github/workflows/publish.yml

@@ -0,0 +1,27 @@
+name: Build and publish PyTOUGH to PyPI
+
+on:
+  push:
+    branches:
+    - master
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'
+    - name: Install dependencies
+      run: |
+        pip install setuptools wheel build
+    - name: Build
+      run: |
+        python -m build
+    - name: Publish
+      uses: pypa/gh-action-pypi-publish@release/v1