So an update failed, this is the output:
using keys found in /config/keys
Initializing nextcloud 28.0.0.11 (this can take a while) ...
Upgrading nextcloud from 27.1.4.1 ...
Setting permissions
Setting log level to debug
Updating database schema
Exception: Database error when running migration 28000Date20230906104802 for app core
Index name "rd_wopi_token_idx" for table "oc_richdocuments_wopi" collides with the constraint on table "oc_officeonline_wopi".
Update failed
Maintenance mode is kept active
Resetting log level
Initializing finished
**** The following active confs have different version dates than the samples that are shipped. ****
**** This may be due to user customization or an update to the samples. ****
**** You should compare the following files to the samples in the same folder and update them. ****
**** Use the link at the top of the file to view the changelog. ****
┌────────────┬────────────┬────────────────────────────────────────────────────────────────────────┐
│ old date │ new date │ path │
├────────────┼────────────┼────────────────────────────────────────────────────────────────────────┤
│ 2018-08-16 │ 2023-04-13 │ /config/nginx/nginx.conf │
│ 2022-08-20 │ 2023-08-13 │ /config/nginx/ssl.conf │
│ │ 2023-06-23 │ /config/nginx/site-confs/default.conf │
└────────────┴────────────┴────────────────────────────────────────────────────────────────────────┘
[custom-init] No custom files found, skipping...
[ls.io-init] done.
and now it stuck in maintenance mode