convert to 3 independent jobs

.github/workflows/build-and-test.yaml

@@ -1,4 +1,4 @@
-name: Lint & Build
+name: Lint, Test, & Build
 
 on:
   push:
@@ -16,32 +16,48 @@ jobs:
     steps:
       - name: Checkout Code
         uses: actions/checkout@v3
-      - name: Set up Python 3.8
+      - name: Set up Python 3.10
         uses: actions/setup-python@v4
         with:
-          python-version: 3.8
+          python-version: "3.10"
       - name: Install dependencies
-        run: pip install -e '.[linting,testing]'
-      - name: Lint with flake8
-        run: flake8 cheetahpy/ --indent-size=4 --select=F,E112,E113,E203,E304,E502,E702,E703,E71,E72,E731,W191,W6 --statistics -j4
+        run: pip install -e '.[linting]'
+#      - name: Lint with flake8
+#        run: flake8 cheetahpy/ --indent-size=4 --select=F,E112,E113,E203,E304,E502,E702,E703,E71,E72,E731,W191,W6 --statistics -j4
       - name: Lint with pylint
         run: pylint cheetahpy/ --exit-zero # just return the warnings for now
 
+  tester:
+    name: tester
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v3
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
+      - name: Install dependencies
+        run: pip install -e '.[testing]'
+      - name: Testing
+        run: pytest tests/
 
   build:
-    name: build
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [ 3.8, 3.9, "3.10", "3.11", "3.12" ]
+    name: Build on Python ${{ matrix.python-version }}
     steps:
       - uses: actions/checkout@v3
-      - name: Set up Python 3.10
-        uses: actions/setup-python@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
       - name: Install and test
         run: |
           python -m pip install -U --editable .
-          python -m pytest tests/