fix: Resolve the socket connection issue

[martin-markovic]

• implement socket events for error logging in socketIo.js.
• implement socket handshake with token, error handling and static user id static in handleSocketConnection function in socketController.js.
• change socket emit events to reflect newly implemented static id in socketController.js.
• allow new CORS endpoint, with methods GET and POST, transports set to websocket and add server logs on connect and disconnect events in server.js.
• remove the redundant socketConfig.js module.
• implement custom userSocket.js hook to handle socket initialization with based on the url and user token.
• integrate necessary hooks for socket initialization in Chat.jsx.