add system check and block on new windows versions

src/main.cpp

@@ -8,6 +8,8 @@
 #include "./theme.hpp"
 #include "./chat_gui/theme.hpp"
 
+#include "./sys_check.hpp"
+
 #include "./start_screen.hpp"
 
 #include <filesystem>
@@ -24,6 +26,8 @@ int main(int argc, char** argv) {
 		args.push_back(argv[i]);
 	}
 
+	runSysCheck();
+
 #ifdef __ANDROID__
 	// change current working dir to internal storage
 	std::filesystem::current_path(SDL_AndroidGetInternalStoragePath());