I fixed it. It seems to work now. For future reference:
Due to my reverse proxy setup the php container identified it’s own URL as being accessed via HTTP. Settings HTTPS=on in the config did the trick. This will force symfony to assume HTTPS for all communication.
Edit: it seems my comments are not being federated so I could still use some help. Edit 2: it seems all it needed was some patience
trying to self host kbin - federation not working? (kbin.fedi.cr) en
Hello, I’m trying to host my own kbin instance. Mainly for fun and to see if it will work but also because that kind of is the point of federation....