Tachiyomi progress syncing doesn't seem to work

[ThibaultNocchi]

Describe the bug
Tachiyomi progress syncing when marking a volume as read doesn't appear on the Kavita server.

I've enabled trace logs on the server, and nothing appears.

To Reproduce
Steps to reproduce the behavior:

1. Enable syncing on Tachiyomi
2. Mark a volume as read
3. See that nothing changes on the server

Expected behavior
The volume should appear as read on Kavita.

Screenshots
https://github.com/Kareadita/Kavita/assets/1619359/3ac059bb-9f1e-464b-a889-11730b1f6a1d

Desktop (please complete the following information):

• OS: Docker server, Tachiyomi Android and Kavita web
• Browser: Chrome
• Version: 0.7.10.2

[ThibaultNocchi]

I did a little more fiddling around. It seems that tracking syncs correctly when you read a volume normally and go to the next one but "turning page". But it doesn't sync when manually marking them as read.

[majora2007]

This seems to be a bug with Tachiyomi. Let me move the issue for you. @ThePromidius