Nextcloud Collabora Backend URLs

https://collabora-online-for-nextcloud.readthedocs.io/en/latest/install/

# static html, js, images, etc. served from coolwsd browser is the client part of LibreOffice Online
/browser

# WOPI discovery URL
/hosting/discovery

# Main websocket
/cool/(.*)/ws

# Admin Console websocket
/cool/adminws

# Download as, Fullscreen presentation and Image upload operations
/cool

# Endpoint with information about availability of various features
/hosting/capabilities