enterprise/stages/mtls: Improve Email address extraction

[BeryJu]

Details

Email as part of the subject is deprecated, so get it from SAN of type RFC822Name

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Checklist

• Local tests pass (ak test authentik/)
• The code has been formatted (make lint-fix)

If an API change has been made

• The API schema has been updated (make gen-build)

If changes to the frontend have been made

• The code has been formatted (make web)

If applicable

• The documentation has been updated
• The documentation has been formatted (make docs)

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[codecov]

Codecov Report

❌ Patch coverage is 83.33333% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 92.74%. Comparing base (b2c6ec2) to head (612539e).
⚠️ Report is 2 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
authentik/enterprise/stages/mtls/stage.py	77.77%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #17068      +/-   ##
==========================================
- Coverage   92.80%   92.74%   -0.06%     
==========================================
  Files         845      845              
  Lines       45843    45852       +9     
==========================================
- Hits        42544    42527      -17     
- Misses       3299     3325      +26     

Flag	Coverage Δ
e2e	46.22% <25.00%> (-0.01%)	⬇️
integration	23.27% <25.00%> (-0.06%)	⬇️
unit	90.94% <83.33%> (-0.01%)	⬇️

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[github-actions]

authentik PR Installation instructions

Instructions for docker-compose

Add the following block to your .env file:

AUTHENTIK_IMAGE=ghcr.io/goauthentik/dev-server
AUTHENTIK_TAG=gh-612539e60467b93cde18a189a6e27284915cb00c
AUTHENTIK_OUTPOSTS__CONTAINER_IMAGE_BASE=ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s

Afterwards, run the upgrade commands from the latest release notes.

Instructions for Kubernetes

Add the following block to your values.yml file:

authentik:
    outposts:
        container_image_base: ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s
global:
    image:
        repository: ghcr.io/goauthentik/dev-server
        tag: gh-612539e60467b93cde18a189a6e27284915cb00c

Afterwards, run the upgrade commands from the latest release notes.