awesome-assert

ci: don't warn about not using C++20 features when we're still supporting C++17

feat: mark functions manipulating unique_ptr as 'constexpr' on C++23

feat: mark virtual functions with body as 'constexpr' on C++20

ci(clang-tidy): use a list of checks instead of awkward string concatenation

refactor: use std::string_view instead of char* (maybe with size_t) for strings