feat: add action for releasing to PyPI

.github/workflows/release.yml

@@ -0,0 +1,28 @@
+name: PyPI Release
+
+on:
+  pull_request:
+    # test only, must publish on tag creation only
+    branches: [ "main" ]
+  push:
+    tags:
+      - 'v*'  # Triggers on version tags
+
+jobs:
+  release:
+    name: Publish on PyPI
+    runs-on: ubuntu-latest
+    environment: Release
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+          cache: 'pip'
+      - run: pip install -r requirements.txt
+      - run: |
+          pip install build &&
+          python -m build
+      - run: |
+          pip install twine &&
+          twine upload --repository testpypi dist/*

.gitignore

@@ -1 +1,5 @@
 __pycache__
+# build artifacts
+/build
+/dist
+/*.egg-info