style(ui): simplify panels, remove borders and scrollbars, add padding, enable inline mode

television/cable/ports.toml

@@ -11,6 +11,9 @@ display = "{split: :0} ({split: :2})"
 command = "ss -tlnp 2>/dev/null | grep ':{split: :0} ' | head -20"
 
 [ui.preview_panel]
+border_type = "none"
+scrollbar = false
+padding = { left = 2, right = 1, top = 0, bottom = 0 }
 size = 40
 
 [actions.kill]