feat: dotalib

__ffi/dotalib/test.c

@@ -1,5 +1,9 @@
+#include <stdio.h>
 #include "dotalib.h"
 
 int main(int argc, char** argv) {
-  print_hello_world();
+  println("hello world");
+  char* s = get_str_mut();
+  printf("Get: %s\n", s);
+  free(s);
 }