fix (UI): fixed a bug that caused a panic when cancelling a login process.

src/ui/mod.rs

@@ -259,7 +259,7 @@ impl UI {
             })?;
 
             match Input::from(read()?.clone()) {
-                Input { key: Key::Esc, .. } => break,
+                Input { key: Key::Esc, .. } => return Err(Error::msg("Login cancelled by user")),
                 Input {
                     key: Key::Enter,
                     ..
@@ -311,7 +311,6 @@ impl UI {
                 }
             };
         }
-        Ok(())
     }
 
     pub fn close(&mut self) -> Result<()>{