Read-only flow preview: On any command, Route by command, Send welcome, Normalize symbol, Fetch market data, Read coin name, Read USD price, Read 24h change, Did the coin resolve?, Build price line, Send price, Unknown coin, Ask which coin, Normalize entry, Read watchlist, Is the list empty?, Start a new list, Keep existing list, Append coin, Save watchlist, Confirm added, Ask timed out, Read watchlist, Anything saved?, Count coins, Send watchlist, Empty watchlist, Send help