diff --git a/Dockerfile b/Dockerfile
index 5958d30..7eb0a57 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,12 @@
-FROM node:14-alpine
-
-RUN npm install --silent socket.io
-
-RUN npm install --silent express
+FROM node:22-alpine
 
 RUN mkdir /srv/public/
 
+WORKDIR /srv/
+
+RUN npm install  socket.io
+RUN npm install  express
+
 COPY ./app.js /srv/app.js
 COPY ./public/index.html /srv/public/index.html
 
diff --git a/app.js b/app.js
index b153647..0d0728d 100644
--- a/app.js
+++ b/app.js
@@ -1,11 +1,22 @@
 const PORT = process.env.PORT || 8080;
 const PREFIX = process.env.PREFIX || '/ws';
+const DEV = process.env.DEV || false;
 console.log('Socket.io listen on: http://localhost:' + PORT + '' + PREFIX + '/socket.io');
 console.log('Publisher listen on: http://localhost:' + PORT + '' + PREFIX + '/pub/$roomID');
+if (DEV !== false) {
+    console.log('System is on DEV mode');
+}
 
 const app = require('express')();
 const server = require('http').createServer(app);
-const io = require('socket.io')(server, {path: PREFIX + '/socket.io'});
+var io;
+
+if (DEV !== false) {
+    io = require('socket.io')(server, {path: PREFIX + '/socket.io', cors: {origin: '*',}});
+} else {
+    io = require('socket.io')(server, {path: PREFIX + '/socket.io'});
+}
+
 const bodyParser = require('body-parser');
 
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 59e083d..aeba3d9 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,26 +1,21 @@
 version:  '3'
 services:
   push:
-    image: registry.docker.tlfactory.pl/apps/push-stream-channels:0.1
+    image: docker.git.tlfactory.pl/apps/push-stream-channels:0.4
     build:
       context: .
       dockerfile: ./Dockerfile
     restart: on-failure
     environment:
       - PORT=8080
+      - DEV=1
     ports:
-      - 80:8080
+      - 8201:8080
     volumes:
       - ./app.js:/srv/app.js
       - ./public:/srv/public
-    networks:
-      - backend
   php:
     image: registry.docker.tlfactory.pl/apps/php-apache:7.4.20
-    networks:
-      - backend
     volumes:
       - ./public/:/var/www/html
 
-networks:
-  backend:
diff --git a/public/index.html b/public/index.html
index d357113..af76e11 100644
--- a/public/index.html
+++ b/public/index.html
@@ -1,4 +1,5 @@
 <script src="/ws/socket.io/socket.io.js"></script>
+<!-- <script src="/ws/socket.io/socket.io.min.js"></script>-->
 <script>  
     const socket = io("http://localhost", {
     path: '/ws/socket.io',