Avoid panic on disconnect

app.go

@@ -263,9 +263,12 @@ func (a *App) Start() {
 	// entity listeners and event listeners
 	elChan := make(chan ws.ChanMsg)
 	go ws.ListenWebsocket(a.conn, a.ctx, elChan)
-	var msg ws.ChanMsg
+
 	for {
-		msg = <-elChan
+		msg, ok := <-elChan
+		if !ok {
+			break
+		}
 		if a.entityListenersId == msg.Id {
 			go callEntityListeners(a, msg.Raw)
 		} else {

internal/websocket/reader.go

@@ -3,6 +3,7 @@ package websocket
 import (
 	"context"
 	"encoding/json"
+	"log"
 
 	"github.com/gorilla/websocket"
 )
@@ -20,7 +21,14 @@ type ChanMsg struct {
 
 func ListenWebsocket(conn *websocket.Conn, ctx context.Context, c chan ChanMsg) {
 	for {
-		bytes, _ := ReadMessage(conn, ctx)
+		bytes, err := ReadMessage(conn, ctx)
+
+		if err != nil {
+			log.Default().Println("Error reading from websocket:", err)
+			close(c)
+			break
+		}
+
 		base := BaseMessage{}
 		json.Unmarshal(bytes, &base)
 		chanMsg := ChanMsg{