feat(query the keyborad done)

src/main.c

@@ -36,6 +36,11 @@ void main(unsigned int *mboot_info)
 
   puts("Hello world\n\n");
 
+  for (;;)
+  {
+    putc(_inb(0x60));
+  }
+
   for (;;)
     ; /* nothing more to do... really nothing ! */
 }