Add matrix to test across OS and python versions

Author: suricactus

.github/workflows/continuous_integration.yml

@@ -31,7 +31,11 @@ jobs:
 
   unit_tests:
     name: Run unit tests
-    runs-on: ubuntu-24.04
+    strategy:
+      matrix:
+        python_version: [3.8, 3.9, 3.10, 3.11, 3.12, 3.13]
+        os: [ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
 
       - name: Checkout repo
@@ -40,7 +44,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.12
+          python-version: ${{ matrix.python_version }}
           cache: 'pip'
 
       - name: Install dependencies
@@ -51,7 +55,11 @@ jobs:
 
   package_check:
     name: Package check
-    runs-on: ubuntu-24.04
+    strategy:
+      matrix:
+        python_version: [3.8, 3.9, 3.10, 3.11, 3.12, 3.13]
+        os: [ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
 
       - name: Checkout repo
@@ -60,7 +68,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.12
+          python-version: ${{ matrix.python_version }}
           cache: 'pip'
 
       - name: Build tools