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+We use websocket in our project. For now on its only in the wall, however feel free to use it anywhere in the project where its actually applicable.
+
+## General information
+On frontend, you can use autobahn.js or whatever you want to communicate to websocket.
+On backend, you can use [Ratchet](http://socketo.me/) as its already installed in the project.
+
+## NGINX config
+`
+location /ws/ {
+   proxy_pass http://127.0.0.1:8080;
+   proxy_read_timeout 1200s;
+   proxy_http_version 1.1;
+   proxy_set_header Upgrade $http_upgrade;
+  proxy_set_header Connection "upgrade";
+}
+`
+
+## Wall usage
+In wall, we use it to have real time updates on:
+* new messages
+* edited messages
+* deleted messages
+* blocked messages