Gameplay

customizable insurance bet
Surrender (before and after dealer reveal)
Even money (https://en.wikipedia.org/wiki/Even_money#:~:text=In%20blackjack%2C%20even%20money%20bet,the%20dealer%20has%20a%20blackjack.)
Config options (configurable by room)
- Stand/hit on soft 17
- max players
- min bet
- max bet
- allow card counter
- allow coach mode
- expected player win rate based on options
vs mode playing against other players
levelling and get coins

Technical

Create a batch job that deletes Guest users with no valid sessions
Store game state in Redis instead of in memory
Consolidate websocket server to SvelteKit application
Tests to prevent regressions
Error handling, don't crash server on errors
Don't give player or dealer a hand until they bet. Betting is what creates the hand.

Player can play multiple hands at once
Admin tools (kick player, change money)
Have connection quality indicator, ping time
Timeout for users to bet between rounds, automatically start without them
Timeout for user to hit or stand, kick if they don't act in time
auto deal: keeps your same bet
player chat
show round outcome in player chat
tip dealer
- tip bet for dealer
rooms
- public room joinable by anybody
- private room joinable by link/code
Let a player place a cut card (https://www.reddit.com/r/blackjack/comments/t12sd0/comment/hyejfz1/?utm_source=share&utm_medium=web2x&context=3)
daily challenge to play optimally
emotes like Google meet
coach mode will show percentage of success under each button
Card counting helper
coach mode with counting cards enabled will show card count and adjust percentages based on the count
allow showing currency other than USD in UI (only client side)

configurable card backs and/or fronts
customize table color
dark mode
confetti effect on player blackjack
timeout indicator ring or timer countdown
responsiveness / PWA
depressable css buttons
- search codepen for ideas
- "3d button"
confetti on blackjack
show chips for users bet
- will have to determine the optimal denominations for a users cash level
animate money going up/down
chat in separate sidebar or maybe in bottom right/left or something

track every hand played in a DB to compute fun stats
- include dealer hand, player hand, player id, and money won
chart that shows a players strategy, how close they are to optimal strategy
stats: user average bet
maybe use evidence for analytics of the game? Rebuild static site every day with new data?
track user bet speed
show win rate
show hand history in sidebar
show most common misplays