//! Shared UI constants for layout and alignment within the TUI./// Width (in terminal columns) reserved for the left gutter/prefix used by/// live cells and aligned widgets.////// Semantics:/// - Chat composer reserves this many columns for the left border + padding./// - Status indicator lines begin with this many spaces for alignment./// - User history lines account for this many columns (e.g., "▌ ") when wrapping.pub(crate) const LIVE_PREFIX_COLS: u16 = 2;pub(crate) const FOOTER_INDENT_COLS: usize = LIVE_PREFIX_COLS as usize;