* initial tests for testing Setting<T>
* argg
* keep switch off
* added ci
* fix ci
* merging tests to build.yml
* fixing linux ttests/?
* one more try for ci
* more linux fix for ci
* more ci fixes
* try to fix ctests now
* should fix now
* trying fixing linux tests
* some more tests
* more tests (68 tests) and clang format
