Update CI matrix

.github/workflows/ci.yml

@@ -20,7 +20,12 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.8", "3.9", "3.10", "3.11"]
-
+        include:
+          # Default version
+          - gymnasium-version: "1.0.0"
+          # Add a new config to test gym<1.0
+          - python-version: "3.10"
+            gymnasium-version: "0.29.1"
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
@@ -36,19 +41,18 @@ jobs:
           # See https://github.com/astral-sh/uv/issues/1497
           uv pip install --system torch==2.4.1+cpu --index https://download.pytorch.org/whl/cpu
 
-          # Install Atari Roms
-          uv pip install --system autorom
-          wget https://gist.githubusercontent.com/jjshoots/61b22aefce4456920ba99f2c36906eda/raw/00046ac3403768bfe45857610a3d333b8e35e026/Roms.tar.gz.b64
-          base64 Roms.tar.gz.b64 --decode &> Roms.tar.gz
-          AutoROM --accept-license --source-file Roms.tar.gz
-
           # Install master version
           # and dependencies for docs and tests
-          uv pip install --system "stable_baselines3[extra_no_roms,tests,docs] @ git+https://github.com/DLR-RM/stable-baselines3"
+          uv pip install --system "stable_baselines3[extra,tests,docs] @ git+https://github.com/DLR-RM/stable-baselines3"
           uv pip install --system .
           # Use headless version
           uv pip install --system opencv-python-headless
 
+      - name: Install specific version of gym
+        run: |
+          uv pip install --system gymnasium==${{ matrix.gymnasium-version }}
+        # Only run for python 3.10, downgrade gym to 0.29.1
+
       - name: Lint with ruff
         run: |
           make lint