Add docs/ubuntu-server.md; remove Windows and alternate process managers from deployment guides; index strategy, key monitor, TP/SL, breakeven, and replay docs in root README.
Co-authored-by: Cursor <cursoragent@cursor.com>
Left column shows plan metrics, right column DCA table, footer for breakeven and snapshot info; update strategy and exchange usage docs.
Co-authored-by: Cursor <cursoragent@cursor.com>