text: INVALID_MARKER = "✗"
  STREAM_MARKER_PRIVATE = "P"
  STREAM_MARKER_PUBLIC = "#"
  STREAM_TOPIC_SEPARATOR = "▶"
  # Used as a separator between messages and 'EDITED'
  MESSAGE_CONTENT_MARKER = "▒"  # Options are '█', '▓', '▒', '░'
  QUOTED_TEXT_MARKER = "░"
  MESSAGE_HEADER_DIVIDER = "━"
  CHECK_MARK = "✓"
  APPLICATION_TITLE_BAR_LINE = "═"
  PINNED_STREAMS_DIVIDER = "-"
  COLUMN_TITLE_BAR_LINE = "━"
  # NOTE: The '⏱' emoji needs an extra space while rendering. Otherwise, it
  # appears to overlap its subsequent text.
  TIME_MENTION_MARKER = "⏱ "  # Other tested options are: '⧗' and '⧖'.
  MUTE_MARKER = "M"
  STATUS_ACTIVE = "●"
  STATUS_IDLE = "◒"
  STATUS_OFFLINE = "○"
  STATUS_INACTIVE = "•"
  