refactor: 💥 framework.h introduced + IWYU

test/static/prime_test.cpp

@@ -20,8 +20,9 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
-#include <mp-units/bits/external/prime.h>
-#include <type_traits>
+#include <mp-units/ext/prime.h>
+#include <array>
+#include <cstddef>
 #include <utility>
 
 using namespace mp_units::detail;