Table options: the host's choices when opening a table, declared by the game, recorded on the room line

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Jm2auWk6RP71CjaAb4FMoG

template/src/lib/game/spec.ts

@@ -21,9 +21,23 @@ export interface Outcome {
 	reason: string;
 }
 
+/** A choice the host makes when opening a table: a variant, a side, a length. */
+export interface TableOption {
+	key: string;
+	label: string;
+	choices: { value: string; label: string }[];
+	/** The value a table gets when the host chooses nothing. */
+	default: string;
+}
+
+/** The host's choices for a table, by option key; only keys the game declares get through. */
+export type TableOptions = Record<string, string>;
+
 export interface GameSpec<State, Input> {
 	/** Seats in table order; the table takes at most this many. */
 	seatIds: SeatId[];
+	/** What the host may choose when opening a table; empty for a game with one way to play. */
+	options?: TableOption[];
 	minSeats: number;
 	/** Names the server draws for bots, in preference order. */
 	botNames: string[];
@@ -35,7 +49,7 @@ export interface GameSpec<State, Input> {
 	 */
 	currentRules: number;
 
-	create(names: Record<SeatId, string>, seed: number, rules: number): State;
+	create(names: Record<SeatId, string>, seed: number, rules: number, options?: TableOptions): State;
 	/** Resolve one round. Must be a pure function of its arguments: the ledger is replayed through it. */
 	resolve(state: State, inputs: Record<SeatId, Input>): State;
 	/** Whether this seat's input is needed before the next resolution. */