add submit_actual_results WS handler with validation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/server/src/ws/handler.ts

@@ -378,6 +378,41 @@ export function registerWebSocketRoutes() {
 							break
 						}
 
+						case "submit_actual_results": {
+							if (!sessionId) {
+								sendError(ws, "Not joined")
+								return
+							}
+							const room = roomManager.getRoom(roomCode)
+							if (room?.currentAct !== "scoring" && room?.currentAct !== "ended") {
+								sendError(ws, "Results can only be entered during Scoring or Ended")
+								return
+							}
+							if (!roomManager.isHost(roomCode, sessionId)) {
+								sendError(ws, "Only the host can enter actual results")
+								return
+							}
+							const gm = roomManager.getGameManager(roomCode)
+							if (!gm) {
+								sendError(ws, "Room not found")
+								return
+							}
+							const allPicks = [msg.winner, msg.second, msg.third, msg.last]
+							for (const code of allPicks) {
+								if (!gm.isValidCountry(code)) {
+									sendError(ws, `Invalid country: ${code}`)
+									return
+								}
+							}
+							if (new Set(allPicks).size !== 4) {
+								sendError(ws, "All 4 picks must be different countries")
+								return
+							}
+							gm.setActualResults(msg.winner, msg.second, msg.third, msg.last)
+							broadcastGameStateToAll(roomCode)
+							break
+						}
+
 						case "tap_bingo_square": {
 							if (!sessionId) {
 								sendError(ws, "Not joined")