Simplified CI - basic pip install and pytest

.gitea/workflows/ci.yml

@@ -9,7 +9,10 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
-    container: python:3.11-slim
     steps:
-      - name: Install package
-        run: pip install -e . pytest pytest-asyncio && python -m pytest tests/ -v
+      - name: Install dependencies
+        run: |
+          pip install -e . pytest pytest-asyncio
+      - name: Run tests
+        run: |
+          python -m pytest tests/ -v