Improve github actions

Author: d-k-bo

.github/workflows/ci.yaml

@@ -0,0 +1,41 @@
+name: CI
+on: [push, pull_request, workflow_call]
+jobs:
+  check-format:
+    name: Check format
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: excitedleigh/setup-nox@v2.1.0
+      - run: nox -s check_format
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: excitedleigh/setup-nox@v2.1.0
+      - run: nox -s lint
+  type-check:
+    name: Type check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: excitedleigh/setup-nox@v2.1.0
+      - run: nox -s mypy
+  tests:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        venv_version: ["3.9", "3.10", "3.11"]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: excitedleigh/setup-nox@v2.1.0
+      - if: matrix.venv_version == '3.11'
+        uses: actions/setup-python@v3.1.2
+        with:
+          python-version: "3.11-dev"
+      - run: nox -s test-${{ matrix.venv_version }} --error-on-missing-interpreters
+      - name: "Upload coverage to Codecov"
+        uses: codecov/codecov-action@v2

.github/workflows/release.yml

@@ -0,0 +1,25 @@
+name: Release
+on:
+  push:
+    tags: ["v*.*.*"]
+jobs:
+  CI:
+    uses: ./.github/workflows/ci.yml
+  publish:
+    name: Publish to PyPI
+    needs: [CI]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v3
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v3
+        with:
+          python-version: "3.10"
+      - name: Install flit
+        run: pip install flit~=3.7
+      - name: Build and publish
+        run: flit publish
+        env:
+          FLIT_USERNAME: __token__
+          FLIT_PASSWORD: ${{ secrets.PYPI_KEY }}