Adding attachment functionality and voice call to messaging/chat system

The chat functionality works fine on the website but we need to include the add attachment functionality and voice call functionality. We used 1. Laravel framework 2. Laravel websocket, it's a pusher replacement to make messages instant 3. Redis server for event storage 4. Basic Laravel Broadcast implementation 5. Vuejs frontend 6. Four tables.. - conversations - participation - messages - message notifications We have another instance of Laravel to handle websocket connection.. that server address is [login to view URL] and last Laravel echo We used 1. Laravel framework 2. Laravel websocket, it's a pusher replacement to make messages instant 3. Redis server for event storage 4. Basic Laravel Broadcast implementation 5. Vuejs frontend 6. Four tables.. - conversations - participation - messages - message notifications We have another instance of Laravel to handle websocket connection.. that server address is [login to view URL] and last Laravel echo The code is in my GitHub repo