Migrate to unified Makefile

src/main.cpp

@@ -7,6 +7,7 @@
 #include <algorithm>
 #include <getopt.h>
 #include <libscnumerics.hpp>
+#include "version.hpp"
 
 // globals
 std::string upper {"ABCDEFGHIJKLMNOPQRSTUVWXYZ"};
@@ -55,7 +56,7 @@ int main(int argc, char* argv[]) {
                     // handle long-only options here
                     switch (opt_val) {
                         case 1:
-                            std::cout << "pw version 2.0, © 2022 Bob Polis. All rights reserved.\n";
+                            std::cout << pw_version() << '\n';
                             return EXIT_SUCCESS;
                     }
                     break;