testing workflow

.github/workflows/publish.yml

@@ -1,6 +1,8 @@
 # .github/workflows/publish.yml
-name: Publish package
-on: push
+name: Publish
+
+on: [push]
+
 jobs:
   pypi-publish:
     name: Upload release to PyPI

.github/workflows/test.yml

@@ -0,0 +1,30 @@
+name: Test
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pytest mypy
+
+      - name: mypy
+        run: mypy .
+
+      - name: pytest
+        run: pytest