How to set `host.docker.internal:host-gateway` in the wizard?

[AlphonseZetta10]

I did not find where I can set this option

[LarsR]

Afaik you can’t set this in the wizard.
If you try to achieve inter app communication there’s a community-script that can be found in this feature request.

Inter-app communication in 24.10 Electric Eel

As a stop-gap until this is implemented in Fangtooth, I made a small service that creates a Docker network and automatically attaches all containers managed by middlewared, and adds a DNS alias in the k8s-style format for each service, effectively restoring the inter-app networking functionality from Dragonfish. I’ve tried it on EE in a VM and it seems to work well. To test, I deployed both pgAdmin and Postgres as separate apps and tried connecting pgAdmin to the Postgres instance using its DNS…