Add GitHub Actions workflow to run tests

.github/workflows/test.yml

@@ -0,0 +1,77 @@
+name: Test just.sh
+
+on:
+  push:
+    branches:
+      - master
+    tags-ignore:
+      - '*.*.*'
+  workflow_dispatch:
+  workflow_call:
+
+permissions:
+  contents: read
+
+env:
+  JUST_VERSION: '1.17.0'
+
+defaults:
+  run:
+    shell: bash -euxo pipefail {0}
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+      - name: Install Python dependencies
+        run: |
+          python3 -m pip install .[test]
+      - name: Install Just on Linux
+        run: |
+          curl -L "https://github.com/casey/just/releases/download/${JUST_VERSION}/just-${JUST_VERSION}-x86_64-unknown-linux-musl.tar.gz" \
+            | sudo tar -C /usr/local/bin -xzv just
+      - name: Lint
+        run: |
+          just lint
+  test:
+    name: Run all tests
+    needs: lint
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
+        include:
+          - os: macos-latest
+            python-version: '3.8'
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Python dependencies
+        run: |
+          python3 -m pip install .[test]
+      - name: Install Just on macOS
+        if: ${{ matrix.os == 'macos-latest' }}
+        run: |
+          curl -L "https://github.com/casey/just/releases/download/${JUST_VERSION}/just-${JUST_VERSION}-x86_64-apple-darwin.tar.gz" \
+            | sudo tar -C /usr/local/bin -xzv just
+      - name: Install Just on Linux
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: |
+          curl -L "https://github.com/casey/just/releases/download/${JUST_VERSION}/just-${JUST_VERSION}-x86_64-unknown-linux-musl.tar.gz" \
+            | sudo tar -C /usr/local/bin -xzv just
+      - name: Run tests
+        run: |
+          just test

Justfile

@@ -1,6 +1,6 @@
 REQUIRED_COVERAGE := "100"
 
-test cores="auto": lint-python
+test cores="auto":
     python3 -m pytest \
       -n {{cores}} \
       --failed-first \