link generation for new users ignores setting of NGINX_{HTTP,TLS}_LISTEN_IP

[Pfiffikus]

Steps to Reproduce

1. Visit e.g. https://overleaf.domain.tld/admin/register to register a new user
2. Fill all requested entries, i.e. name and mail address
3. Finish registration process

Expected Behaviour

The active setting of NGINX_{HTTP,TLS}_LISTEN_IP should be used, i.e. https://overleaf.domain.tld/ is contained in the invitation link.

Observed Behaviour

The final link to invite the new user contains localhost

Context

I have to correct the invitation link, i.e. replace localhost, by the correct URL.

Technical Info

N/A

Analysis

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