Issue #3462763 by catch, bbrala, andypost, alexpott: Use artifacts to share...

Issue #3462763 by catch, bbrala, andypost, alexpott: Use artifacts to share the phpstan result and cspell caches from core to MRs (follow-up: also run on daily scheduled tests)

.gitlab-ci.yml

@@ -263,6 +263,7 @@ default:
   stage: 🪄 Lint
   rules:
     - if: $CI_PIPELINE_SOURCE == "push" && $CI_PROJECT_ROOT_NAMESPACE == "project"
+    - if: $CI_PIPELINE_SOURCE == "schedule" && $CI_PROJECT_ROOT_NAMESPACE == "project" && $DAILY_TEST == "1"
     - when: manual
       allow_failure: true
   variables: