Add logs

src/bots/bots_manager/register.rs

@@ -18,7 +18,10 @@ pub enum RegisterStatus {
 async fn get_bot_username(token: &str) -> Option<String> {
     match Bot::new(token).get_me().send().await {
         Ok(v) => v.username.clone(),
-        Err(_) => None
+        Err(err) => {
+            log::error!("Bot reg (getting username) error: {:?}", err);
+            None
+        }
     }
 }