Conditional container

Author: virtuald

.github/workflows/dist.yml

@@ -73,6 +73,11 @@ jobs:
       fail-fast: true
       matrix:
         os: ["ubuntu-22.04", "ubuntu-22.04-arm", "macos-14", "windows-2022"]
+        include:
+        - os: ubuntu-22.04-arm
+          container: python3.13-bookworm
+
+    container: ${{ matrix.container }}
 
     steps:
     - uses: actions/checkout@v4