reversi working, fixes

src/logging.rs

@@ -0,0 +1,11 @@
+use std::fs::{ OpenOptions, create_dir };
+use std::io::Write;
+
+use dirs::data_dir;
+
+pub fn log(message: &str) {
+  let data = data_dir().unwrap().into_os_string().into_string().unwrap();
+  let _ = create_dir(format!("{}/ming-wm", data));
+  let _ = writeln!(OpenOptions::new().append(true).create(true).open(format!("{}/ming-wm/logs.txt", data)).unwrap(), "{}", message);
+}
+