This is one of the differences between React and Preact: https://preactjs.com/guide/v10/differences-to-react/#use-oninput-instead-of-onchange Closes: https://todo.sr.ht/~emersion/gamja/128
If the server supports SASL and if we aren't logged in with any account, add a UI to authenticate via SASL. This allows users to login anonymously then login via SASL. This will also ease the draft/account-registration implementation.