🤖 Closing sockets, not servers.

Addresses and issue where the socket server was being shut down entirely, instead of only the current client/socket. Also re-enables support for password protected channels.

👍🏻 ↦ Alpha.

🤓 This version marks the first actual release of whir.

Up and running. 👏 👍

Initial release with basic and limited features, but enough to provide a functional CLI chat interface.