Stop using git submodules for asset generation

Multiaccount on Android / F-Droid nighty does not work

webdav request = webdavBase URL - ability to modify url

Add files_retention API

Display single emoji Talk messages with a bigger font

Dart CI crashes

Investigate replacing json patches with OpenAPI Overlays

Search results open in default web-browser instead of neon

Add forms API

Support Nextcloud 31