feat: v1.1.0 迭代更新

Server:
- 添加房间密码验证 POST /rooms/:id/join
- 添加玩家踢出 POST /rooms/:id/kick/:playerId
- 添加房间过期自动清理（30分钟无活动）
- 添加流量统计 GET /traffic
- 添加token认证中间件保护写操作API
- 房间详情返回玩家列表

Client:
- 添加设置持久化（electron-store）
- 添加设置页面（玩家名、本地端口、自动重连、托盘最小化）
- 添加系统托盘支持（最小化到托盘、右键菜单）
- 添加最近连接服务器记录
- 连接成功自动保存服务器地址
- 加入房间自动填充默认端口

server/src/room.ts

@@ -37,6 +37,9 @@ export class Room {
   public password?: string;
   public nodeId: string;
   public createdAt: Date;
+  public lastActivity: Date;
+  public bytesIn: number = 0;
+  public bytesOut: number = 0;
   public players: Map<string, Player> = new Map();
   private playerSockets: Map<string, net.Socket> = new Map();
 
@@ -61,6 +64,37 @@ export class Room {
     this.nodeId = options.nodeId;
     this.password = options.password;
     this.createdAt = new Date();
+    this.lastActivity = new Date();
+  }
+
+  checkPassword(pwd?: string): boolean {
+    if (!this.password) return true;
+    return this.password === pwd;
+  }
+
+  touch(): void {
+    this.lastActivity = new Date();
+  }
+
+  addTraffic(bytesIn: number, bytesOut: number): void {
+    this.bytesIn += bytesIn;
+    this.bytesOut += bytesOut;
+    this.touch();
+  }
+
+  kickPlayer(playerId: string, reason?: string): boolean {
+    const player = this.players.get(playerId);
+    if (!player) return false;
+    logger.info(`Player ${player.name} kicked from room ${this.name}: ${reason || 'no reason'}`);
+    try { player.socket.destroy(); } catch (e) { /* ignore */ }
+    this.players.delete(playerId);
+    this.playerSockets.delete(playerId);
+    return true;
+  }
+
+  isExpired(maxIdleMs: number): boolean {
+    if (this.currentPlayers > 0) return false;
+    return Date.now() - this.lastActivity.getTime() > maxIdleMs;
   }
 
   get currentPlayers(): number {
@@ -93,6 +127,14 @@ export class Room {
     }
   }
 
+  getPlayerList(): { id: string; name: string; joinedAt: Date }[] {
+    return Array.from(this.players.values()).map(p => ({
+      id: p.id,
+      name: p.name,
+      joinedAt: p.joinedAt,
+    }));
+  }
+
   toInfo(): RoomInfo {
     return {
       id: this.id,
@@ -184,4 +226,36 @@ export class RoomManager {
     }
     return total;
   }
+
+  getTrafficStats(): { totalBytesIn: number; totalBytesOut: number } {
+    let totalBytesIn = 0;
+    let totalBytesOut = 0;
+    for (const [, room] of this.rooms) {
+      totalBytesIn += room.bytesIn;
+      totalBytesOut += room.bytesOut;
+    }
+    return { totalBytesIn, totalBytesOut };
+  }
+
+  cleanupExpiredRooms(maxIdleMs: number = 30 * 60 * 1000): number {
+    let cleaned = 0;
+    for (const [id, room] of this.rooms) {
+      if (room.isExpired(maxIdleMs)) {
+        logger.info(`Room ${room.name} (${id}) expired, cleaning up`);
+        room.destroy();
+        this.rooms.delete(id);
+        cleaned++;
+      }
+    }
+    return cleaned;
+  }
+
+  startCleanupTimer(intervalMs: number = 5 * 60 * 1000, maxIdleMs: number = 30 * 60 * 1000): void {
+    setInterval(() => {
+      const cleaned = this.cleanupExpiredRooms(maxIdleMs);
+      if (cleaned > 0) {
+        logger.info(`Cleaned up ${cleaned} expired rooms`);
+      }
+    }, intervalMs);
+  }
 }