Front-end freezes after closing channel edit modal

Steps to reproduce

• Create a channel or edit an existing one in the front end
• Apply your changes, this will close the modal

What happens?

The modal closes, but the app is "frozen": you cannot click anywhere anymore. Refreshing the page makes it work again.

What is expected?

App continues to work

Context

Funkwhale version(s) affected: 1.0.1 Firefox v83