Add CI

.flake8

@@ -0,0 +1,4 @@
+[flake8]
+inline-quotes = double
+max-line-length = 120
+extend-ignore = W503

.github/workflows/lint.yml

@@ -0,0 +1,18 @@
+name: Lint
+on:
+  pull_request:
+
+jobs:
+  flake8:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: 3.8
+
+      - uses: TrueBrain/actions-flake8@v2
+        with:
+          flake8_version: 6.0.0
+          max_line_length: 120
+          plugins: flake8-isort==6.0.0 flake8-quotes==3.3.2

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+name: Test
+
+on:
+  pull_request:
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.8', '3.9', '3.10', '3.11']
+      fail-fast: false
+
+    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
+        python -m pip install poetry
+        poetry install --with=dev
+    - run: poetry run python3 -m pytest