Fix Broken Email Links Behind Proxy

[nickmitchko]

What kind of change does this PR introduce?

Fixes #1228

What is the current behavior?

supabase/auth behind a proxy with incorrect or internal-external X-Forwarded headers cause incorrect email account links

What is the new behavior?

• Adds new environment variable API_FORCE_EXTERNAL_URL=[true | false] to force the API_EXTERNAL_URL to remain unchained. This new variable is turned off by default. Users reliant on the current (slightly broken) behavior have no changes.

Additional context

Total lines changed: 3

[nickmitchko]

hello👋? Anyone....

[Obeyed]

@hf Do you know why this PR hasn't been reviewed / merged yet? I believe this makes the changes as you proposed in the open issue by adding a new config variable. What can be done to to complete this?

[Obeyed]

@kangmingtay not sure who to ping on this. Are you perhaps able to assist on this PR? Any input / review would be great.

I believe the solution here is what hf proposed on the original issue: #1228 (comment)

[tonven]

Any news on this?

[nickmitchko]

Re: all interested, I'll continue to merge and keep up to date my feature repo based on main until it comes upstream to this repo.

Update: CI in my repo is running and follows the releases here to https://hub.docker.com/repository/docker/nickmitchko/gotrue/tags

If you need an SBOM, please build your own image.