fix bug

web/server.go

@@ -54,16 +54,18 @@ func NewServer(clock *derby.DerbyClock, events <-chan derby.Event, dbPath string
 
 	// Create server
 	s := &Server{
-		router:      chi.NewRouter(),
-		clock:       clock,
-		events:      events,
-		clients:     make(map[chan string]bool),
-		clientsMux:  sync.Mutex{},
-		port:        port,
-		shutdown:    make(chan struct{}),
-		logger:      logger,
-		db:          database,
-		adminEvents: make(chan string, 10),
+		router:          chi.NewRouter(),
+		clock:           clock,
+		events:          events,
+		clients:         make(map[chan string]bool),
+		clientsMux:      sync.Mutex{},
+		adminclients:    make(map[chan string]bool),
+		adminclientsMux: sync.Mutex{},
+		port:            port,
+		shutdown:        make(chan struct{}),
+		logger:          logger,
+		db:              database,
+		adminEvents:     make(chan string, 10),
 	}
 
 	// Set up routes