feat: generación automática de preguntas diarias

- Script generate_daily_questions.py: genera 5 preguntas por categoría/dificultad
- Usa Claude API para generar preguntas en español
- Cron job configurado para medianoche (0 0 * * *)
- 14 categorías × 5 dificultades × 5 preguntas = 350 preguntas/día
- Evita duplicados verificando preguntas existentes

fix: rotación de jugadores en robo fallido/pasado

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/app/services/game_manager.py

@@ -37,6 +37,8 @@ class GameManager:
         room["current_player_index"] = {"A": 0, "B": 0}
         room["board"] = board
         room["scores"] = {"A": 0, "B": 0}
+        room["current_round"] = 1
+        room["round1_categories"] = [int(cat_id) for cat_id in board.keys()]
 
         await room_manager.update_room(room_code, room)
         return room
@@ -134,6 +136,12 @@ class GameManager:
                             q["answered"] = True
                             break
 
+                # Advance stealing team's player index (they had their turn)
+                team_players = room["teams"][stealing_team]
+                room["current_player_index"][stealing_team] = (
+                    room["current_player_index"][stealing_team] + 1
+                ) % len(team_players)
+
                 # Original team chooses next
                 room["current_team"] = "B" if stealing_team == "A" else "A"
                 room["current_question"] = None
@@ -141,18 +149,32 @@ class GameManager:
 
             else:
                 # Original team failed - enable steal
+                failed_team = room["current_team"]
                 room["can_steal"] = True
-                # Switch to other team for potential steal
-                room["current_team"] = "B" if room["current_team"] == "A" else "A"
 
-        # Check if game is over (all questions answered)
+                # Advance failed team's player index (they had their turn)
+                team_players = room["teams"][failed_team]
+                room["current_player_index"][failed_team] = (
+                    room["current_player_index"][failed_team] + 1
+                ) % len(team_players)
+
+                # Switch to other team for potential steal
+                room["current_team"] = "B" if failed_team == "A" else "A"
+
+        # Check if round is over (all questions answered)
         all_answered = all(
             q["answered"]
             for questions in room["board"].values()
             for q in questions
         )
         if all_answered:
-            room["status"] = "finished"
+            current_round = room.get("current_round", 1)
+            if current_round == 1:
+                # Round 1 finished - need to start round 2
+                room["round_finished"] = True
+            else:
+                # Round 2 finished - game over
+                room["status"] = "finished"
 
         await room_manager.update_room(room_code, room)
 
@@ -176,11 +198,31 @@ class GameManager:
                     q["answered"] = True
                     break
 
+        # The team that passed on steal - advance their player index
+        passing_team = room["current_team"]
+        team_players = room["teams"][passing_team]
+        room["current_player_index"][passing_team] = (
+            room["current_player_index"][passing_team] + 1
+        ) % len(team_players)
+
         # Switch back to original team for next selection
-        room["current_team"] = "B" if room["current_team"] == "A" else "A"
+        room["current_team"] = "B" if passing_team == "A" else "A"
         room["current_question"] = None
         room["can_steal"] = False
 
+        # Check if round is over
+        all_answered = all(
+            q["answered"]
+            for questions in room["board"].values()
+            for q in questions
+        )
+        if all_answered:
+            current_round = room.get("current_round", 1)
+            if current_round == 1:
+                room["round_finished"] = True
+            else:
+                room["status"] = "finished"
+
         await room_manager.update_room(room_code, room)
         return room
 
@@ -197,6 +239,45 @@ class GameManager:
         index = room["current_player_index"][team]
         return players[index % len(players)]
 
+    async def start_round_2(
+        self,
+        db: AsyncSession,
+        room_code: str
+    ) -> Optional[dict]:
+        """
+        Start round 2 with different categories and double points.
+        """
+        room = await room_manager.get_room(room_code)
+        if not room:
+            return None
+
+        # Get categories used in round 1
+        round1_categories = room.get("round1_categories", [])
+
+        # Get new board excluding round 1 categories, with 2x points
+        new_board = await question_service.get_board_for_game(
+            db,
+            exclude_categories=round1_categories,
+            point_multiplier=2
+        )
+
+        if not new_board:
+            # Not enough categories for round 2 - end game
+            room["status"] = "finished"
+            await room_manager.update_room(room_code, room)
+            return room
+
+        # Update room for round 2
+        room["board"] = new_board
+        room["current_round"] = 2
+        room["round_finished"] = False
+        room["current_question"] = None
+        room["can_steal"] = False
+        # Keep current_team - winner of last question picks first
+
+        await room_manager.update_room(room_code, room)
+        return room
+
     def calculate_timer_end(self, time_seconds: int, is_steal: bool = False) -> datetime:
         """Calculate when the timer should end."""
         if is_steal:

backend/app/services/question_service.py

@@ -65,12 +65,20 @@ class QuestionService:
     async def get_board_for_game(
         self,
         db: AsyncSession,
-        target_date: Optional[date] = None
+        target_date: Optional[date] = None,
+        exclude_categories: Optional[List[int]] = None,
+        point_multiplier: int = 1
     ) -> Dict[str, List[dict]]:
         """
         Genera el tablero 5×5 para el juego.
         Selecciona 5 categorías aleatorias y 1 pregunta por dificultad.
 
+        Args:
+            db: Database session
+            target_date: Date for questions (default: today)
+            exclude_categories: Category IDs to exclude (for round 2)
+            point_multiplier: Multiply points by this value (for round 2)
+
         Returns:
             Dict con category_id como string (para JSON) -> lista de preguntas
         """
@@ -82,6 +90,15 @@ class QuestionService:
         # Get available category IDs that have questions
         available_categories = list(full_board.keys())
 
+        # Exclude categories from previous round
+        if exclude_categories:
+            available_categories = [
+                c for c in available_categories if c not in exclude_categories
+            ]
+
+        if not available_categories:
+            return {}
+
         # Select random categories (up to CATEGORIES_PER_GAME)
         num_categories = min(CATEGORIES_PER_GAME, len(available_categories))
         selected_categories = random.sample(available_categories, num_categories)
@@ -104,7 +121,10 @@ class QuestionService:
             for difficulty in range(1, 6):  # 1-5
                 if difficulty in questions_by_difficulty:
                     questions = questions_by_difficulty[difficulty]
-                    selected_q = random.choice(questions)
+                    selected_q = random.choice(questions).copy()
+                    # Apply point multiplier for round 2
+                    if point_multiplier > 1:
+                        selected_q["points"] = selected_q["points"] * point_multiplier
                     selected_questions.append(selected_q)
 
             if selected_questions:

backend/app/services/room_manager.py

@@ -1,12 +1,17 @@
 import json
 import random
 import string
+import asyncio
 from typing import Optional
 import redis.asyncio as redis
 from app.config import get_settings
 
 settings = get_settings()
 
+# Lock timeout in seconds
+LOCK_TIMEOUT = 5
+LOCK_RETRY_DELAY = 0.05  # 50ms
+
 
 class RoomManager:
     def __init__(self):
@@ -20,6 +25,31 @@ class RoomManager:
         if self.redis:
             await self.redis.close()
 
+    async def _acquire_lock(self, room_code: str, timeout: float = LOCK_TIMEOUT) -> bool:
+        """Acquire a lock for room operations."""
+        await self.connect()
+        lock_key = f"lock:room:{room_code}"
+        # Try to acquire lock with NX (only if not exists) and EX (expire)
+        acquired = await self.redis.set(lock_key, "1", nx=True, ex=int(timeout))
+        return acquired is not None
+
+    async def _release_lock(self, room_code: str):
+        """Release a room lock."""
+        await self.connect()
+        lock_key = f"lock:room:{room_code}"
+        await self.redis.delete(lock_key)
+
+    async def _with_lock(self, room_code: str, operation, max_retries: int = 20):
+        """Execute an operation with a room lock."""
+        for attempt in range(max_retries):
+            if await self._acquire_lock(room_code):
+                try:
+                    return await operation()
+                finally:
+                    await self._release_lock(room_code)
+            await asyncio.sleep(LOCK_RETRY_DELAY)
+        raise Exception(f"Could not acquire lock for room {room_code}")
+
     def _generate_room_code(self) -> str:
         """Generate a 6-character room code."""
         return ''.join(random.choices(string.ascii_uppercase + string.digits, k=6))
@@ -88,78 +118,160 @@ class RoomManager:
         team: str,
         socket_id: str
     ) -> Optional[dict]:
-        """Add a player to a room."""
-        room = await self.get_room(room_code)
-        if not room:
-            return None
-
-        # Check if team is full
-        if len(room["teams"][team]) >= 4:
-            return None
-
-        # Check if name is taken
-        for t in ["A", "B"]:
-            for p in room["teams"][t]:
-                if p["name"].lower() == player_name.lower():
-                    return None
-
-        # Add player
-        player = {
-            "name": player_name,
-            "team": team,
-            "position": len(room["teams"][team]),
-            "socket_id": socket_id
-        }
-        room["teams"][team].append(player)
-
-        # Save player mapping
-        await self.redis.setex(
-            f"player:{socket_id}",
-            3600 * 3,
-            json.dumps({"name": player_name, "room": room_code, "team": team})
-        )
-
-        await self.update_room(room_code, room)
-        return room
-
-    async def remove_player(self, socket_id: str) -> Optional[dict]:
-        """Remove a player from their room."""
+        """Add a player to a room (with lock to prevent race conditions)."""
         await self.connect()
 
-        # Get player info
+        async def _do_add_player():
+            room = await self.get_room(room_code)
+            if not room:
+                return None
+
+            # Check if team is full
+            if len(room["teams"][team]) >= 4:
+                return None
+
+            # Check if name is taken
+            for t in ["A", "B"]:
+                for p in room["teams"][t]:
+                    if p["name"].lower() == player_name.lower():
+                        return None
+
+            # Add player
+            player = {
+                "name": player_name,
+                "team": team,
+                "position": len(room["teams"][team]),
+                "socket_id": socket_id
+            }
+            room["teams"][team].append(player)
+
+            # Save player mapping
+            await self.redis.setex(
+                f"player:{socket_id}",
+                3600 * 3,
+                json.dumps({"name": player_name, "room": room_code, "team": team})
+            )
+
+            await self.update_room(room_code, room)
+            return room
+
+        try:
+            return await self._with_lock(room_code, _do_add_player)
+        except Exception as e:
+            print(f"Error adding player: {e}")
+            return None
+
+    async def remove_player(self, socket_id: str) -> Optional[dict]:
+        """Remove a player from their room (with lock)."""
+        await self.connect()
+
+        # Get player info first (outside lock)
         player_data = await self.redis.get(f"player:{socket_id}")
         if not player_data:
             return None
 
         player_info = json.loads(player_data)
         room_code = player_info["room"]
-        team = player_info["team"]
 
-        # Get room
-        room = await self.get_room(room_code)
-        if not room:
+        async def _do_remove_player():
+            # Get room
+            room = await self.get_room(room_code)
+            if not room:
+                return None
+
+            # Remove player from both teams (in case of inconsistency)
+            for t in ["A", "B"]:
+                room["teams"][t] = [
+                    p for p in room["teams"][t] if p["socket_id"] != socket_id
+                ]
+                # Update positions
+                for i, p in enumerate(room["teams"][t]):
+                    p["position"] = i
+
+            # Delete player mapping
+            await self.redis.delete(f"player:{socket_id}")
+
+            # If room is empty, delete it
+            if not room["teams"]["A"] and not room["teams"]["B"]:
+                await self.redis.delete(f"room:{room_code}")
+                return None
+
+            await self.update_room(room_code, room)
+            return room
+
+        try:
+            return await self._with_lock(room_code, _do_remove_player)
+        except Exception as e:
+            print(f"Error removing player: {e}")
             return None
 
-        # Remove player from team
-        room["teams"][team] = [
-            p for p in room["teams"][team] if p["socket_id"] != socket_id
-        ]
+    async def change_player_team(
+        self,
+        room_code: str,
+        player_name: str,
+        socket_id: str,
+        new_team: str
+    ) -> Optional[dict]:
+        """Change a player's team (with lock)."""
+        await self.connect()
 
-        # Update positions
-        for i, p in enumerate(room["teams"][team]):
-            p["position"] = i
+        async def _do_change_team():
+            room = await self.get_room(room_code)
+            if not room:
+                return None
 
-        # Delete player mapping
-        await self.redis.delete(f"player:{socket_id}")
+            # Find current team
+            current_team = None
+            for t in ["A", "B"]:
+                for p in room["teams"][t]:
+                    if p["name"] == player_name:
+                        current_team = t
+                        break
+                if current_team:
+                    break
 
-        # If room is empty, delete it
-        if not room["teams"]["A"] and not room["teams"]["B"]:
-            await self.redis.delete(f"room:{room_code}")
+            # If already on target team, just return room
+            if current_team == new_team:
+                return room
+
+            # Check if target team is full
+            if len(room["teams"][new_team]) >= 4:
+                return None
+
+            # Remove from both teams (safety)
+            for t in ["A", "B"]:
+                room["teams"][t] = [p for p in room["teams"][t] if p["name"] != player_name]
+
+            # Add to new team
+            player = {
+                "name": player_name,
+                "team": new_team,
+                "position": len(room["teams"][new_team]),
+                "socket_id": socket_id
+            }
+            room["teams"][new_team].append(player)
+
+            # Update positions in both teams
+            for t in ["A", "B"]:
+                for i, p in enumerate(room["teams"][t]):
+                    p["position"] = i
+
+            # Update player record
+            await self.redis.setex(
+                f"player:{socket_id}",
+                3600 * 3,
+                json.dumps({"name": player_name, "room": room_code, "team": new_team})
+            )
+
+            await self.update_room(room_code, room)
+            return room
+
+        try:
+            return await self._with_lock(room_code, _do_change_team)
+        except Exception as e:
+            print(f"Error changing team: {e}")
             return None
 
-        await self.update_room(room_code, room)
-        return room
-
     async def get_player(self, socket_id: str) -> Optional[dict]:
         """Get player info by socket ID."""
         await self.connect()
@@ -168,6 +280,23 @@ class RoomManager:
             return json.loads(data)
         return None
 
+    async def update_player(self, socket_id: str, updates: dict) -> Optional[dict]:
+        """Update player info."""
+        await self.connect()
+        data = await self.redis.get(f"player:{socket_id}")
+        if not data:
+            return None
+
+        player = json.loads(data)
+        player.update(updates)
+
+        await self.redis.setex(
+            f"player:{socket_id}",
+            3600 * 3,
+            json.dumps(player)
+        )
+        return player
+
     async def get_player_stats(self, room_code: str, player_name: str) -> Optional[dict]:
         """Obtiene stats de un jugador."""
         await self.connect()

backend/app/sockets/game_events.py

@@ -1,5 +1,6 @@
 import socketio
 import time
+import json
 from datetime import datetime
 from app.services.room_manager import room_manager
 from app.services.game_manager import game_manager
@@ -80,6 +81,105 @@ def register_socket_events(sio: socketio.AsyncServer):
         # Notify all players
         await sio.emit("player_joined", {"room": room}, room=room_code)
 
+    @sio.event
+    async def rejoin_room(sid, data):
+        """Rejoin an existing room after disconnect/refresh."""
+        room_code = data.get("room_code", "").upper()
+        player_name = data.get("player_name", "")
+        team = data.get("team", "A")
+
+        if not room_code or not player_name:
+            await sio.emit(
+                "rejoin_failed",
+                {"message": "Missing room code or player name"},
+                to=sid
+            )
+            return
+
+        room = await room_manager.get_room(room_code)
+        if not room:
+            await sio.emit(
+                "rejoin_failed",
+                {"message": "Room not found or expired"},
+                to=sid
+            )
+            return
+
+        # Check if player was in this room (by name)
+        player_found = False
+        player_team = None
+        for t in ["A", "B"]:
+            for i, p in enumerate(room["teams"][t]):
+                if p["name"] == player_name:
+                    # Update socket_id for this player
+                    room["teams"][t][i]["socket_id"] = sid
+                    player_found = True
+                    player_team = t
+                    break
+            if player_found:
+                break
+
+        if not player_found:
+            # Player not found, try to add them back to their preferred team
+            if len(room["teams"][team]) >= 4:
+                # Try other team
+                other_team = "B" if team == "A" else "A"
+                if len(room["teams"][other_team]) >= 4:
+                    await sio.emit(
+                        "rejoin_failed",
+                        {"message": "Room is full"},
+                        to=sid
+                    )
+                    return
+                team = other_team
+
+            room["teams"][team].append({
+                "name": player_name,
+                "team": team,
+                "position": len(room["teams"][team]),
+                "socket_id": sid
+            })
+            player_team = team
+
+        # Update room and player records
+        await room_manager.update_room(room_code, room)
+        await room_manager.update_player(sid, {
+            "name": player_name,
+            "room": room_code,
+            "team": player_team
+        })
+
+        # Also set new player record if it doesn't exist
+        existing = await room_manager.get_player(sid)
+        if not existing:
+            await room_manager.redis.setex(
+                f"player:{sid}",
+                3600 * 3,
+                json.dumps({"name": player_name, "room": room_code, "team": player_team})
+            )
+
+        # Join socket room
+        await sio.enter_room(sid, room_code)
+
+        # Send current game state to rejoining player
+        await sio.emit(
+            "rejoin_success",
+            {
+                "room": room,
+                "player_name": player_name,
+                "team": player_team
+            },
+            to=sid
+        )
+
+        # Notify others that player reconnected
+        await sio.emit(
+            "player_reconnected",
+            {"player_name": player_name, "team": player_team, "room": room},
+            room=room_code,
+            skip_sid=sid
+        )
+
     @sio.event
     async def change_team(sid, data):
         """Switch player to another team."""
@@ -90,8 +190,12 @@ def register_socket_events(sio: socketio.AsyncServer):
         room_code = player["room"]
         new_team = data.get("team")
 
-        room = await room_manager.get_room(room_code)
-        if not room or len(room["teams"][new_team]) >= 4:
+        # Use room_manager method with lock to prevent race conditions
+        room = await room_manager.change_player_team(
+            room_code, player["name"], sid, new_team
+        )
+
+        if not room:
             await sio.emit(
                 "error",
                 {"message": "Cannot change team. It may be full."},
@@ -99,21 +203,6 @@ def register_socket_events(sio: socketio.AsyncServer):
             )
             return
 
-        # Remove from current team
-        current_team = player["team"]
-        room["teams"][current_team] = [
-            p for p in room["teams"][current_team] if p["socket_id"] != sid
-        ]
-
-        # Add to new team
-        room["teams"][new_team].append({
-            "name": player["name"],
-            "team": new_team,
-            "position": len(room["teams"][new_team]),
-            "socket_id": sid
-        })
-
-        await room_manager.update_room(room_code, room)
         await sio.emit("team_changed", {"room": room}, room=room_code)
 
     @sio.event
@@ -269,9 +358,28 @@ def register_socket_events(sio: socketio.AsyncServer):
                     points_earned=result["points_earned"]
                 )
 
-        # Verificar si el juego termino (todas las preguntas respondidas)
-        if room_data.get("status") == "finished":
-            # Disparar finalizacion automatica
+        # Verificar si terminó la ronda o el juego
+        if room_data.get("round_finished"):
+            # Ronda 1 terminada - iniciar ronda 2
+            async with await get_db_session() as db:
+                new_room = await game_manager.start_round_2(db, room_code)
+                if new_room:
+                    if new_room.get("status") == "finished":
+                        # No hay suficientes categorías para ronda 2
+                        await finish_game_internal(room_code)
+                    else:
+                        # Emitir evento de nueva ronda
+                        await sio.emit(
+                            "round_started",
+                            {
+                                "room": new_room,
+                                "round": 2,
+                                "message": "¡Ronda 2! Puntos dobles"
+                            },
+                            room=room_code
+                        )
+        elif room_data.get("status") == "finished":
+            # Juego terminado
             await finish_game_internal(room_code)
 
     @sio.event
@@ -306,6 +414,26 @@ def register_socket_events(sio: socketio.AsyncServer):
                             team=player["team"],
                             question_id=question_id
                         )
+
+                # Verificar si terminó la ronda o el juego
+                if room.get("round_finished"):
+                    async with await get_db_session() as db:
+                        new_room = await game_manager.start_round_2(db, room_code)
+                        if new_room:
+                            if new_room.get("status") == "finished":
+                                await finish_game_internal(room_code)
+                            else:
+                                await sio.emit(
+                                    "round_started",
+                                    {
+                                        "room": new_room,
+                                        "round": 2,
+                                        "message": "¡Ronda 2! Puntos dobles"
+                                    },
+                                    room=room_code
+                                )
+                elif room.get("status") == "finished":
+                    await finish_game_internal(room_code)
         else:
             # Will attempt steal - just notify, answer comes separately
             room = await room_manager.get_room(room_code)

backend/scripts/cron_generate_questions.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+# Cron wrapper para generar preguntas diarias
+# Ejecutar a medianoche: 0 0 * * * /root/Trivy/backend/scripts/cron_generate_questions.sh
+
+set -e
+
+SCRIPT_DIR="/root/Trivy/backend"
+VENV_PATH="$SCRIPT_DIR/venv/bin/python3"
+SCRIPT_PATH="$SCRIPT_DIR/scripts/generate_daily_questions.py"
+LOG_FILE="/var/log/trivy-questions.log"
+
+# Load environment variables
+if [ -f "$SCRIPT_DIR/.env" ]; then
+    export $(grep -v '^#' "$SCRIPT_DIR/.env" | xargs)
+fi
+
+# Timestamp
+echo "========================================" >> "$LOG_FILE"
+echo "[$(date '+%Y-%m-%d %H:%M:%S')] Iniciando generación de preguntas" >> "$LOG_FILE"
+
+# Run the script
+cd "$SCRIPT_DIR"
+$VENV_PATH "$SCRIPT_PATH" >> "$LOG_FILE" 2>&1
+
+EXIT_CODE=$?
+
+if [ $EXIT_CODE -eq 0 ]; then
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] Generación completada exitosamente" >> "$LOG_FILE"
+else
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] ERROR: La generación falló con código $EXIT_CODE" >> "$LOG_FILE"
+fi
+
+echo "" >> "$LOG_FILE"
+exit $EXIT_CODE

backend/scripts/generate_daily_questions.py

@@ -0,0 +1,256 @@
+#!/usr/bin/env python3
+"""
+Script para generar preguntas diarias automáticamente usando Claude API.
+Ejecutar con cron a medianoche para generar preguntas del día siguiente.
+"""
+
+import asyncio
+import sys
+import os
+from datetime import date, timedelta
+from typing import List, Dict
+import json
+
+# Add backend to path
+sys.path.insert(0, '/root/Trivy/backend')
+
+import anthropic
+from sqlalchemy import select
+from app.models.base import get_async_session
+from app.models.category import Category
+from app.models.question import Question
+
+# Configuration
+QUESTIONS_PER_DIFFICULTY = 5  # 5 preguntas por cada dificultad
+DIFFICULTIES = [1, 2, 3, 4, 5]
+POINTS_MAP = {1: 100, 2: 200, 3: 300, 4: 400, 5: 500}
+TIME_MAP = {1: 30, 2: 30, 3: 25, 4: 20, 5: 15}
+
+# Get API key from environment
+ANTHROPIC_API_KEY = os.getenv("ANTHROPIC_API_KEY")
+
+
+def get_difficulty_description(difficulty: int) -> str:
+    """Get description for difficulty level."""
+    descriptions = {
+        1: "muy fácil, conocimiento básico que casi todos saben",
+        2: "fácil, conocimiento común para fans casuales",
+        3: "moderada, requiere conocimiento intermedio del tema",
+        4: "difícil, requiere conocimiento profundo del tema",
+        5: "muy difícil, solo expertos o super fans sabrían la respuesta"
+    }
+    return descriptions.get(difficulty, "moderada")
+
+
+async def generate_questions_for_category(
+    client: anthropic.Anthropic,
+    category: Dict,
+    difficulty: int,
+    target_date: date,
+    existing_questions: List[str]
+) -> List[Dict]:
+    """Generate questions for a specific category and difficulty using Claude."""
+
+    difficulty_desc = get_difficulty_description(difficulty)
+    points = POINTS_MAP[difficulty]
+    time_seconds = TIME_MAP[difficulty]
+
+    # Build prompt
+    prompt = f"""Genera exactamente {QUESTIONS_PER_DIFFICULTY} preguntas de trivia sobre "{category['name']}" con dificultad {difficulty} ({difficulty_desc}).
+
+REGLAS IMPORTANTES:
+1. Las preguntas deben ser en español
+2. Las respuestas deben ser cortas (1-4 palabras idealmente)
+3. Incluye respuestas alternativas válidas cuando aplique
+4. NO repitas estas preguntas existentes: {json.dumps(existing_questions[:20], ensure_ascii=False) if existing_questions else "ninguna"}
+5. Cada pregunta debe tener un dato curioso relacionado
+6. Las preguntas deben ser verificables y tener una respuesta objetiva correcta
+
+Responde SOLO con un JSON array válido con esta estructura exacta:
+[
+  {{
+    "question_text": "¿Pregunta aquí?",
+    "correct_answer": "Respuesta correcta",
+    "alt_answers": ["alternativa1", "alternativa2"],
+    "fun_fact": "Dato curioso relacionado con la pregunta"
+  }}
+]
+
+Genera exactamente {QUESTIONS_PER_DIFFICULTY} preguntas diferentes y variadas sobre {category['name']}."""
+
+    try:
+        response = client.messages.create(
+            model="claude-sonnet-4-20250514",
+            max_tokens=2000,
+            messages=[{"role": "user", "content": prompt}]
+        )
+
+        # Extract JSON from response
+        response_text = response.content[0].text.strip()
+
+        # Try to find JSON array in response
+        start_idx = response_text.find('[')
+        end_idx = response_text.rfind(']') + 1
+
+        if start_idx == -1 or end_idx == 0:
+            print(f"  ERROR: No se encontró JSON válido para {category['name']} dificultad {difficulty}")
+            return []
+
+        json_str = response_text[start_idx:end_idx]
+        questions_data = json.loads(json_str)
+
+        # Format questions for database
+        formatted_questions = []
+        for q in questions_data:
+            formatted_questions.append({
+                "category_id": category['id'],
+                "question_text": q["question_text"],
+                "correct_answer": q["correct_answer"],
+                "alt_answers": q.get("alt_answers", []),
+                "difficulty": difficulty,
+                "points": points,
+                "time_seconds": time_seconds,
+                "date_active": target_date,
+                "status": "approved",
+                "fun_fact": q.get("fun_fact", "")
+            })
+
+        return formatted_questions
+
+    except json.JSONDecodeError as e:
+        print(f"  ERROR JSON para {category['name']} dificultad {difficulty}: {e}")
+        return []
+    except Exception as e:
+        print(f"  ERROR generando para {category['name']} dificultad {difficulty}: {e}")
+        return []
+
+
+async def get_existing_questions(db, category_id: int) -> List[str]:
+    """Get existing question texts to avoid duplicates."""
+    result = await db.execute(
+        select(Question.question_text).where(Question.category_id == category_id)
+    )
+    return [row[0] for row in result.fetchall()]
+
+
+async def generate_daily_questions(target_date: date = None):
+    """Main function to generate all daily questions."""
+
+    if not ANTHROPIC_API_KEY:
+        print("ERROR: ANTHROPIC_API_KEY no está configurada")
+        sys.exit(1)
+
+    if target_date is None:
+        # Generate for tomorrow by default
+        target_date = date.today() + timedelta(days=1)
+
+    print(f"=== Generando preguntas para {target_date} ===")
+
+    client = anthropic.Anthropic(api_key=ANTHROPIC_API_KEY)
+    AsyncSessionLocal = get_async_session()
+
+    async with AsyncSessionLocal() as db:
+        # Get all categories
+        result = await db.execute(select(Category))
+        categories = result.scalars().all()
+
+        if not categories:
+            print("ERROR: No hay categorías en la base de datos")
+            return
+
+        print(f"Categorías encontradas: {len(categories)}")
+
+        total_generated = 0
+
+        for category in categories:
+            cat_dict = {"id": category.id, "name": category.name}
+            print(f"\n📁 Categoría: {category.name}")
+
+            # Get existing questions to avoid duplicates
+            existing = await get_existing_questions(db, category.id)
+
+            for difficulty in DIFFICULTIES:
+                print(f"  Dificultad {difficulty}...", end=" ", flush=True)
+
+                questions = await generate_questions_for_category(
+                    client, cat_dict, difficulty, target_date, existing
+                )
+
+                if questions:
+                    # Insert into database
+                    for q_data in questions:
+                        question = Question(**q_data)
+                        db.add(question)
+                        existing.append(q_data["question_text"])
+
+                    print(f"✓ {len(questions)} preguntas")
+                    total_generated += len(questions)
+                else:
+                    print("✗ Error")
+
+                # Small delay to avoid rate limiting
+                await asyncio.sleep(1)
+
+        await db.commit()
+
+        print(f"\n=== COMPLETADO ===")
+        print(f"Total de preguntas generadas: {total_generated}")
+        print(f"Fecha activa: {target_date}")
+
+
+async def check_existing_questions(target_date: date = None):
+    """Check if questions already exist for target date."""
+    if target_date is None:
+        target_date = date.today() + timedelta(days=1)
+
+    AsyncSessionLocal = get_async_session()
+    async with AsyncSessionLocal() as db:
+        result = await db.execute(
+            select(Question).where(Question.date_active == target_date)
+        )
+        existing = result.scalars().all()
+        return len(existing)
+
+
+if __name__ == "__main__":
+    import argparse
+
+    parser = argparse.ArgumentParser(description="Generar preguntas diarias para Trivy")
+    parser.add_argument(
+        "--date",
+        type=str,
+        help="Fecha objetivo (YYYY-MM-DD). Default: mañana"
+    )
+    parser.add_argument(
+        "--force",
+        action="store_true",
+        help="Generar aunque ya existan preguntas para esa fecha"
+    )
+    parser.add_argument(
+        "--check",
+        action="store_true",
+        help="Solo verificar si existen preguntas"
+    )
+
+    args = parser.parse_args()
+
+    target_date = None
+    if args.date:
+        target_date = date.fromisoformat(args.date)
+
+    if args.check:
+        count = asyncio.run(check_existing_questions(target_date))
+        check_date = target_date or (date.today() + timedelta(days=1))
+        print(f"Preguntas para {check_date}: {count}")
+        sys.exit(0)
+
+    # Check if questions already exist
+    if not args.force:
+        count = asyncio.run(check_existing_questions(target_date))
+        if count > 0:
+            check_date = target_date or (date.today() + timedelta(days=1))
+            print(f"Ya existen {count} preguntas para {check_date}")
+            print("Usa --force para regenerar")
+            sys.exit(0)
+
+    asyncio.run(generate_daily_questions(target_date))

frontend/src/hooks/useSocket.ts

@@ -1,5 +1,5 @@
 import { useEffect, useCallback } from 'react'
-import { useGameStore } from '../stores/gameStore'
+import { useGameStore, saveSession, clearSession, saveGameResult } from '../stores/gameStore'
 import { soundPlayer } from './useSound'
 import { useThemeStore } from '../stores/themeStore'
 import { useSoundStore } from '../stores/soundStore'
@@ -58,6 +58,25 @@ export function useSocket() {
       setRoom(data.room)
     })
 
+    // Reconnection events
+    socket.on('rejoin_success', (data: { room: GameRoom; player_name: string; team: 'A' | 'B' }) => {
+      console.log('Rejoin successful:', data.player_name)
+      setRoom(data.room)
+      useGameStore.getState().setPlayerName(data.player_name)
+      // Update saved session with possibly new team
+      saveSession(data.room.code, data.player_name, data.team)
+    })
+
+    socket.on('rejoin_failed', (data: { message: string }) => {
+      console.log('Rejoin failed:', data.message)
+      clearSession()
+    })
+
+    socket.on('player_reconnected', (data: { player_name: string; team: string; room: GameRoom }) => {
+      console.log('Player reconnected:', data.player_name)
+      setRoom(data.room)
+    })
+
     // Game events
     socket.on('game_started', (data: { room: GameRoom }) => {
       setRoom(data.room)
@@ -66,6 +85,14 @@ export function useSocket() {
       soundPlayer.play('game_start', volume)
     })
 
+    socket.on('round_started', (data: { room: GameRoom; round: number; message: string }) => {
+      setRoom(data.room)
+      setCurrentQuestion(null)
+      // Play sound for new round
+      const volume = useSoundStore.getState().volume
+      soundPlayer.play('game_start', volume)
+    })
+
     socket.on('question_selected', (data: { room: GameRoom; question_id: number }) => {
       setRoom(data.room)
       // Find the question in the board and set it as current
@@ -174,7 +201,7 @@ export function useSocket() {
         soundPlayer.play('defeat', volume)
       }
 
-      setGameResult({
+      const gameResultData = {
         winner: data.winner,
         finalScores: data.final_scores,
         replayCode: data.replay_code,
@@ -183,6 +210,14 @@ export function useSocket() {
           team: a.team,
           achievement: a.achievement as Achievement
         }))
+      }
+
+      setGameResult(gameResultData)
+
+      // Persist game result to localStorage
+      saveGameResult({
+        ...gameResultData,
+        roomCode: data.room.code
       })
     })
 
@@ -268,10 +303,19 @@ export function useSocket() {
     socketService.emit('timer_expired', {})
   }, [])
 
+  const rejoinRoom = useCallback((roomCode: string, playerName: string, team: 'A' | 'B') => {
+    socketService.emit('rejoin_room', {
+      room_code: roomCode,
+      player_name: playerName,
+      team,
+    })
+  }, [])
+
   return {
     socket: socketService.connect(),
     createRoom,
     joinRoom,
+    rejoinRoom,
     changeTeam,
     startGame,
     selectQuestion,

frontend/src/pages/Game.tsx

@@ -21,6 +21,12 @@ const allCategories: Record<number, { name: string; icon: string; color: string
   6: { name: 'Películas', icon: '🎬', color: '#F5C518' },
   7: { name: 'Libros', icon: '📚', color: '#8B4513' },
   8: { name: 'Historia', icon: '🏛️', color: '#6B5B95' },
+  9: { name: 'Series de TV', icon: '📺', color: '#E50914' },
+  10: { name: 'Marvel/DC', icon: '🦸', color: '#ED1D24' },
+  11: { name: 'Disney', icon: '🏰', color: '#113CCF' },
+  12: { name: 'Memes', icon: '🐸', color: '#7CFC00' },
+  13: { name: 'Pokémon', icon: '🔴', color: '#FFCB05' },
+  14: { name: 'Mitología', icon: '⚡', color: '#9B59B6' },
 }
 
 export default function Game() {
@@ -116,7 +122,13 @@ export default function Game() {
 
   const handleStealDecision = (attempt: boolean) => {
     if (!currentQuestion) return
-    if (!attempt) {
+    if (attempt) {
+      // Notify server that we're attempting to steal
+      stealDecision(true, currentQuestion.id)
+      // Keep the question modal open for the steal attempt
+      // The modal is already controlled by currentQuestion state
+    } else {
+      // Pass on steal
       stealDecision(false, currentQuestion.id)
     }
     setShowStealPrompt(false)
@@ -145,7 +157,7 @@ export default function Game() {
   return (
     <div className="min-h-screen p-2 md:p-4 overflow-hidden" style={styles.bgPrimary}>
       <div className="max-w-7xl mx-auto">
-        {/* Header with Room Code */}
+        {/* Header with Room Code and Round */}
         <div className="text-center mb-4">
           <motion.h1
             initial={{ y: -20, opacity: 0 }}
@@ -155,8 +167,21 @@ export default function Game() {
           >
             TRIVY
           </motion.h1>
-          <div className="text-xs opacity-60" style={{ color: config.colors.textMuted }}>
-            Sala: {room.code}
+          <div className="flex items-center justify-center gap-3 text-xs" style={{ color: config.colors.textMuted }}>
+            <span className="opacity-60">Sala: {room.code}</span>
+            <span className="opacity-40">|</span>
+            <motion.span
+              key={room.current_round}
+              initial={{ scale: 1.5, color: config.colors.accent }}
+              animate={{ scale: 1, color: config.colors.textMuted }}
+              className="font-bold"
+              style={{
+                color: room.current_round === 2 ? config.colors.accent : config.colors.textMuted
+              }}
+            >
+              Ronda {room.current_round || 1}
+              {room.current_round === 2 && ' (x2)'}
+            </motion.span>
           </div>
         </div>
 

frontend/src/pages/Home.tsx

@@ -1,8 +1,8 @@
-import { useState } from 'react'
+import { useState, useEffect } from 'react'
 import { useNavigate } from 'react-router-dom'
 import { motion } from 'framer-motion'
 import { useSocket } from '../hooks/useSocket'
-import { useGameStore } from '../stores/gameStore'
+import { useGameStore, getSavedSession, saveSession, clearSession } from '../stores/gameStore'
 import { useThemeStore, themes } from '../stores/themeStore'
 import { useThemeStyles } from '../themes/ThemeProvider'
 import type { ThemeName } from '../types'
@@ -12,16 +12,63 @@ export default function Home() {
   const [roomCode, setRoomCode] = useState('')
   const [mode, setMode] = useState<'select' | 'create' | 'join'>('select')
   const [error, setError] = useState('')
+  const [savedSession, setSavedSession] = useState<ReturnType<typeof getSavedSession>>(null)
+  const [reconnecting, setReconnecting] = useState(false)
 
   const navigate = useNavigate()
-  const { createRoom, joinRoom } = useSocket()
+  const { createRoom, joinRoom, rejoinRoom } = useSocket()
   const { setPlayerName: storeSetPlayerName, room } = useGameStore()
   const { currentTheme, setTheme } = useThemeStore()
   const { config, styles } = useThemeStyles()
 
+  // Check for saved session on mount
+  useEffect(() => {
+    const session = getSavedSession()
+    if (session) {
+      setSavedSession(session)
+    }
+  }, [])
+
   // Navigate when room is created/joined
-  if (room) {
-    navigate(`/lobby/${room.code}`)
+  useEffect(() => {
+    if (room) {
+      // Save session when we have a room
+      const currentName = useGameStore.getState().playerName
+      const myTeam = room.teams.A.find(p => p.name === currentName) ? 'A' : 'B'
+      saveSession(room.code, currentName, myTeam)
+      setReconnecting(false)
+
+      // Navigate based on game status
+      if (room.status === 'playing') {
+        navigate(`/game/${room.code}`)
+      } else if (room.status === 'finished') {
+        navigate(`/results/${room.code}`)
+      } else {
+        navigate(`/lobby/${room.code}`)
+      }
+    }
+  }, [room, navigate])
+
+  const handleReconnect = () => {
+    if (!savedSession) return
+    setReconnecting(true)
+    storeSetPlayerName(savedSession.playerName)
+    rejoinRoom(savedSession.roomCode, savedSession.playerName, savedSession.team)
+
+    // Timeout for reconnection
+    setTimeout(() => {
+      if (!room) {
+        setReconnecting(false)
+        setError('No se pudo reconectar. La sala puede haber expirado.')
+        clearSession()
+        setSavedSession(null)
+      }
+    }, 5000)
+  }
+
+  const handleClearSession = () => {
+    clearSession()
+    setSavedSession(null)
   }
 
   const handleCreateRoom = () => {
@@ -106,6 +153,50 @@ export default function Home() {
             : '0 4px 6px rgba(0,0,0,0.1)',
         }}
       >
+        {/* Reconnect Banner */}
+        {savedSession && mode === 'select' && (
+          <motion.div
+            initial={{ opacity: 0, y: -10 }}
+            animate={{ opacity: 1, y: 0 }}
+            className="mb-4 p-4 rounded-lg"
+            style={{
+              backgroundColor: config.colors.accent + '20',
+              border: `1px solid ${config.colors.accent}`,
+            }}
+          >
+            <p className="text-sm mb-2" style={{ color: config.colors.text }}>
+              Partida en progreso detectada
+            </p>
+            <p className="text-xs mb-3" style={{ color: config.colors.textMuted }}>
+              Sala: <strong>{savedSession.roomCode}</strong> • Jugador: <strong>{savedSession.playerName}</strong>
+            </p>
+            <div className="flex gap-2">
+              <button
+                onClick={handleReconnect}
+                disabled={reconnecting}
+                className="flex-1 py-2 rounded-lg font-bold text-sm transition-all hover:scale-105 disabled:opacity-50"
+                style={{
+                  backgroundColor: config.colors.accent,
+                  color: '#FFF',
+                }}
+              >
+                {reconnecting ? 'Reconectando...' : 'Reconectar'}
+              </button>
+              <button
+                onClick={handleClearSession}
+                className="px-3 py-2 rounded-lg text-sm transition-all hover:scale-105"
+                style={{
+                  backgroundColor: 'transparent',
+                  color: config.colors.textMuted,
+                  border: `1px solid ${config.colors.textMuted}`,
+                }}
+              >
+                Ignorar
+              </button>
+            </div>
+          </motion.div>
+        )}
+
         {mode === 'select' ? (
           <div className="space-y-4">
             <button

frontend/src/pages/Results.tsx

@@ -1,33 +1,75 @@
-import { useEffect } from 'react'
-import { useNavigate } from 'react-router-dom'
+import { useEffect, useMemo } from 'react'
+import { useNavigate, useParams } from 'react-router-dom'
 import { motion } from 'framer-motion'
 import { useSound } from '../hooks/useSound'
-import { useGameStore } from '../stores/gameStore'
+import { useGameStore, getSavedGameResult, clearGameResult } from '../stores/gameStore'
 import { useThemeStyles } from '../themes/ThemeProvider'
 
 export default function Results() {
   const navigate = useNavigate()
+  const { roomCode } = useParams<{ roomCode: string }>()
   const { play } = useSound()
-  const { gameResult, resetGame, playerName, room } = useGameStore()
+  const { gameResult, resetGame, playerName, room, setGameResult } = useGameStore()
   const { config, styles } = useThemeStyles()
 
+  // Try to recover game result from localStorage if not in store
+  const effectiveGameResult = useMemo(() => {
+    if (gameResult) return gameResult
+
+    // Try localStorage
+    const saved = getSavedGameResult(roomCode)
+    if (saved) {
+      return {
+        winner: saved.winner,
+        finalScores: saved.finalScores,
+        replayCode: saved.replayCode,
+        achievementsUnlocked: saved.achievementsUnlocked
+      }
+    }
+
+    // Fallback: use room data if available and game is finished
+    if (room && room.status === 'finished') {
+      const teamAScore = room.scores?.A ?? 0
+      const teamBScore = room.scores?.B ?? 0
+      let winner: 'A' | 'B' | null = null
+      if (teamAScore > teamBScore) winner = 'A'
+      else if (teamBScore > teamAScore) winner = 'B'
+
+      return {
+        winner,
+        finalScores: { A: teamAScore, B: teamBScore },
+        replayCode: null,
+        achievementsUnlocked: []
+      }
+    }
+
+    return null
+  }, [gameResult, roomCode, room])
+
+  // Restore game result to store if recovered from localStorage
+  useEffect(() => {
+    if (!gameResult && effectiveGameResult) {
+      setGameResult(effectiveGameResult)
+    }
+  }, [gameResult, effectiveGameResult, setGameResult])
+
   // Determine if current player won
   const myTeam = room?.teams.A.find(p => p.name === playerName) ? 'A' : 'B'
-  const won = gameResult?.winner === myTeam
-  const tied = gameResult?.winner === null
+  const won = effectiveGameResult?.winner === myTeam
+  const tied = effectiveGameResult?.winner === null
 
   // Play victory/defeat sound
   useEffect(() => {
-    if (gameResult) {
+    if (effectiveGameResult) {
       if (won) {
         play('victory')
       } else if (!tied) {
         play('defeat')
       }
     }
-  }, [gameResult, won, tied, play])
+  }, [effectiveGameResult, won, tied, play])
 
-  if (!gameResult) {
+  if (!effectiveGameResult) {
     return (
       <div className="min-h-screen flex items-center justify-center" style={styles.bgPrimary}>
         <p style={styles.textSecondary}>No hay resultados disponibles</p>
@@ -36,6 +78,7 @@ export default function Results() {
   }
 
   const handlePlayAgain = () => {
+    clearGameResult()
     resetGame()
     navigate('/')
   }
@@ -54,15 +97,15 @@ export default function Results() {
           transition={{ type: 'spring', bounce: 0.5 }}
           className="mb-8"
         >
-          {gameResult.winner ? (
+          {effectiveGameResult.winner ? (
             <h1
               className={`text-5xl font-bold mb-2 ${styles.glowEffect}`}
               style={{
-                color: gameResult.winner === 'A' ? config.colors.primary : config.colors.secondary,
+                color: effectiveGameResult.winner === 'A' ? config.colors.primary : config.colors.secondary,
                 fontFamily: config.fonts.heading,
               }}
             >
-              ¡Equipo {gameResult.winner} Gana!
+              ¡Equipo {effectiveGameResult.winner} Gana!
             </h1>
           ) : (
             <h1
@@ -80,7 +123,7 @@ export default function Results() {
             initial={{ x: -50, opacity: 0 }}
             animate={{ x: 0, opacity: 1 }}
             transition={{ delay: 0.2 }}
-            className={`p-6 rounded-lg text-center ${gameResult.winner === 'A' ? 'ring-4' : ''}`}
+            className={`p-6 rounded-lg text-center ${effectiveGameResult.winner === 'A' ? 'ring-4' : ''}`}
             style={{
               backgroundColor: config.colors.primary + '20',
               border: `2px solid ${config.colors.primary}`,
@@ -89,7 +132,7 @@ export default function Results() {
           >
             <div className="text-sm mb-2" style={styles.textSecondary}>Equipo A</div>
             <div className="text-4xl font-bold" style={{ color: config.colors.primary }}>
-              {gameResult.finalScores.A}
+              {effectiveGameResult.finalScores.A}
             </div>
           </motion.div>
 
@@ -101,7 +144,7 @@ export default function Results() {
             initial={{ x: 50, opacity: 0 }}
             animate={{ x: 0, opacity: 1 }}
             transition={{ delay: 0.2 }}
-            className={`p-6 rounded-lg text-center ${gameResult.winner === 'B' ? 'ring-4' : ''}`}
+            className={`p-6 rounded-lg text-center ${effectiveGameResult.winner === 'B' ? 'ring-4' : ''}`}
             style={{
               backgroundColor: config.colors.secondary + '20',
               border: `2px solid ${config.colors.secondary}`,
@@ -110,19 +153,19 @@ export default function Results() {
           >
             <div className="text-sm mb-2" style={styles.textSecondary}>Equipo B</div>
             <div className="text-4xl font-bold" style={{ color: config.colors.secondary }}>
-              {gameResult.finalScores.B}
+              {effectiveGameResult.finalScores.B}
             </div>
           </motion.div>
         </div>
 
         {/* Achievements Unlocked */}
-        {gameResult.achievementsUnlocked && gameResult.achievementsUnlocked.length > 0 && (
+        {effectiveGameResult.achievementsUnlocked && effectiveGameResult.achievementsUnlocked.length > 0 && (
           <div className="mb-8">
             <h2 className="text-xl font-bold mb-4" style={{ color: config.colors.accent }}>
               Logros Desbloqueados
             </h2>
             <div className="grid gap-4">
-              {gameResult.achievementsUnlocked.map((unlock, i) => (
+              {effectiveGameResult.achievementsUnlocked.map((unlock, i) => (
                 <motion.div
                   key={i}
                   initial={{ opacity: 0, y: 20 }}
@@ -159,9 +202,9 @@ export default function Results() {
           transition={{ delay: 0.5 }}
           className="flex gap-4 justify-center"
         >
-          {gameResult.replayCode && (
+          {effectiveGameResult.replayCode && (
             <button
-              onClick={() => navigate(`/replay/${gameResult.replayCode}`)}
+              onClick={() => navigate(`/replay/${effectiveGameResult.replayCode}`)}
               className="px-8 py-3 rounded-lg font-bold transition-all hover:scale-105"
               style={{
                 backgroundColor: 'transparent',

frontend/src/services/socket.ts

@@ -10,11 +10,13 @@ class SocketService {
     if (!this.socket) {
       console.log('Creating new socket connection to:', SOCKET_URL)
       this.socket = io(SOCKET_URL, {
-        transports: ['websocket', 'polling'],
+        transports: ['polling', 'websocket'],
         autoConnect: true,
         reconnection: true,
         reconnectionAttempts: 10,
         reconnectionDelay: 1000,
+        upgrade: true,
+        rememberUpgrade: true,
       })
 
       this.socket.on('connect', () => {

frontend/src/stores/gameStore.ts

@@ -1,6 +1,97 @@
 import { create } from 'zustand'
 import type { GameRoom, Question, ChatMessage, Achievement } from '../types'
 
+// Session persistence helpers
+const SESSION_KEY = 'trivy_session'
+const RESULT_KEY = 'trivy_game_result'
+
+interface SavedSession {
+  roomCode: string
+  playerName: string
+  team: 'A' | 'B'
+  timestamp: number
+}
+
+export function saveSession(roomCode: string, playerName: string, team: 'A' | 'B') {
+  const session: SavedSession = {
+    roomCode,
+    playerName,
+    team,
+    timestamp: Date.now()
+  }
+  localStorage.setItem(SESSION_KEY, JSON.stringify(session))
+}
+
+export function getSavedSession(): SavedSession | null {
+  try {
+    const data = localStorage.getItem(SESSION_KEY)
+    if (!data) return null
+
+    const session: SavedSession = JSON.parse(data)
+    // Session expires after 3 hours (same as room TTL)
+    const threeHours = 3 * 60 * 60 * 1000
+    if (Date.now() - session.timestamp > threeHours) {
+      clearSession()
+      return null
+    }
+    return session
+  } catch {
+    return null
+  }
+}
+
+export function clearSession() {
+  localStorage.removeItem(SESSION_KEY)
+}
+
+// Game result persistence
+export interface SavedGameResult {
+  winner: 'A' | 'B' | null
+  finalScores: { A: number; B: number }
+  replayCode: string | null
+  achievementsUnlocked: Array<{
+    player_name: string
+    team: 'A' | 'B'
+    achievement: Achievement
+  }>
+  roomCode: string
+  timestamp: number
+}
+
+export function saveGameResult(result: Omit<SavedGameResult, 'timestamp'>) {
+  const data: SavedGameResult = {
+    ...result,
+    timestamp: Date.now()
+  }
+  localStorage.setItem(RESULT_KEY, JSON.stringify(data))
+}
+
+export function getSavedGameResult(roomCode?: string): SavedGameResult | null {
+  try {
+    const data = localStorage.getItem(RESULT_KEY)
+    if (!data) return null
+
+    const result: SavedGameResult = JSON.parse(data)
+    // Result expires after 1 hour
+    const oneHour = 60 * 60 * 1000
+    if (Date.now() - result.timestamp > oneHour) {
+      clearGameResult()
+      return null
+    }
+    // If roomCode provided, only return if it matches
+    if (roomCode && result.roomCode !== roomCode) {
+      return null
+    }
+    return result
+  } catch {
+    return null
+  }
+}
+
+export function clearGameResult() {
+  localStorage.removeItem(RESULT_KEY)
+}
+
 export interface Reaction {
   id: string
   player_name: string

frontend/src/types/index.ts

@@ -45,6 +45,7 @@ export interface GameRoom {
   can_steal: boolean
   scores: { A: number; B: number }
   board: Record<string, Question[]>
+  current_round?: number
 }
 
 export interface ChatMessage {

frontend/vite.config.ts

@@ -5,7 +5,8 @@ export default defineConfig({
   plugins: [react()],
   server: {
     port: 3000,
-    host: true
+    host: true,
+    allowedHosts: ['trivy.consultoria-as.com', 'localhost', '192.168.10.217']
   },
   build: {
     outDir: 'dist',