Function welcome

welcome(
data: string,
): Promise<(data: string) => Promise<(data: string) => Promise<...>>>
Display a styled ASCII-art welcome banner in the terminal.
Parameters
- data: string
  Text to render; falls back to CLI_TITLE when empty.
Returns Promise<(data: string) => Promise<(data: string) => Promise<...>>>
- Defined in helpers/banner.ts:9