feat: don't use docker for ci

.github/workflows/ci.yaml

@@ -3,21 +3,26 @@ name: Tests and Linters 🧪
 on: [ push, pull_request ]
 
 jobs:
-  test-ubuntu:
-    runs-on: self-hosted
-    timeout-minutes: 45
+  tests-and-linters:
+    name: "Python ${{ matrix.python-version }} on ${{ matrix.os }}"
+    runs-on: "${{ matrix.os }}"
+
     strategy:
-      fail-fast: false
       matrix:
-        docker-image: ["python:3.9", "python:3.10"]
+        python-version: ["3.9", "3.10"]
+        os: [self-hosted]
+
     steps:
     - name: Checkout marl_eval
-      uses: actions/checkout@v2
-    - name: Check format and types
-      run: |
-        docker run --mount "type=bind,src=$(pwd),dst=/tmp/marl_eval" \
-            -w "/tmp/marl_eval" --rm ${{ matrix.docker-image }} /bin/bash bash_scripts/check_format.sh
-    - name: Run tests in docker
-      run: |
-        docker run --mount "type=bind,src=$(pwd),dst=/tmp/marl_eval" \
-            -w "/tmp/marl_eval" --rm ${{ matrix.docker-image }} /bin/bash bash_scripts/tests.sh
+      uses: actions/checkout@v3
+    - uses: actions/setup-python@v4
+      with:
+        python-version: "${{ matrix.python-version }}"
+    - name: Install python dependencies
+      run: pip install .[dev]
+    - name: List python packages 📦
+      run: pip list
+    - name: Run linters 🖌️
+      run: pre-commit run --all-files --verbose
+    - name: Run tests 🧪
+      run: pytest -n 2 tests