add move_up/down

src/config.rs

@@ -77,6 +77,8 @@ pub struct KeyConfig {
     pub scroll_down: Key,
     pub scroll_right: Key,
     pub scroll_left: Key,
+    pub move_up: Key,
+    pub move_down: Key,
     pub copy: Key,
     pub enter: Key,
     pub exit: Key,
@@ -109,6 +111,8 @@ impl Default for KeyConfig {
             scroll_down: Key::Char('j'),
             scroll_right: Key::Char('l'),
             scroll_left: Key::Char('h'),
+            move_up: Key::Up,
+            move_down: Key::Down,
             copy: Key::Char('y'),
             enter: Key::Enter,
             exit: Key::Ctrl('c'),