Add Python version matrix with deadsnakes PPA

Author: camille-004

.github/workflows/ci.yml

@@ -55,15 +55,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.12"]
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6
 
-      - name: Install Python
+      - name: Install Python ${{ matrix.python-version }}
         run: |
           apt-get update
-          apt-get install -y python${{ matrix.python-version }} python${{ matrix.python-version }}-venv python3-pip
+          apt-get install -y software-properties-common
+          add-apt-repository -y ppa:deadsnakes/ppa
+          apt-get update
+          apt-get install -y python${{ matrix.python-version }} python${{ matrix.python-version }}-venv python${{ matrix.python-version }}-dev
+          python${{ matrix.python-version }} -m ensurepip --upgrade
           python${{ matrix.python-version }} -m pip install --upgrade pip build wheel setuptools
 
       - name: Build wheel