Try

Author: filmor

.github/actions/install-mono/action.yml

@@ -43,7 +43,7 @@ runs:
     - name: Install on Linux
       if: runner.os == 'Linux'
       run: |
-        sudo mkdir -p ./.apt/archives/partial
+        mkdir -p ./.apt/archives/partial
         sudo apt-get -o Dir::Cache="./.apt" update
         sudo apt-get -o Dir::Cache="./.apt" install -y mono-runtime-sgen
       shell: sh

.github/workflows/ci.yml

@@ -96,10 +96,11 @@ jobs:
       with:
         python-version: cpython-${{ matrix.python }}${{ matrix.os.suffix }}
         cache-python: true
+        activate-environment: true
+        enable-cache: true
 
     - name: Install dependencies
       run: |
-        uv venv
         uv pip install pytest
 
     - name: Download wheel