test more version for main, only one for other branches

.gitlab-ci.yml

@@ -8,7 +8,15 @@ run_tests:
     - coverage report -m
   parallel:
     matrix:
-      - VERSION: ['3.8', '3.11']
+      - VERSION: [
+          "3.09", # oldest supported
+          "3.10", # scope for web app
+          "3.11", #
+          "3.12", #
+          "3.13", # latest,
+        ]
+  rules:
+    - if: '$CI_COMMIT_BRANCH == "main" || $PYTHON_VERSION == "3.10"'