lifecycle: require AUTHENTIK_TAG environment variable

[gergosimonyi]

Needs docs!

[netlify]

✅ Deploy Preview for authentik-docs ready!

Name	Link
🔨 Latest commit	fd716ae
🔍 Latest deploy log	https://app.netlify.com/projects/authentik-docs/deploys/69ce57704ba6df0008a6e56d
😎 Deploy Preview	https://deploy-preview-21352--authentik-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify project configuration.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.76%. Comparing base (b303677) to head (fd716ae).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #21352      +/-   ##
==========================================
- Coverage   92.79%   92.76%   -0.04%     
==========================================
  Files        1006     1006              
  Lines       57108    57108              
  Branches      437      437              
==========================================
- Hits        52995    52975      -20     
- Misses       4113     4133      +20     

Flag	Coverage Δ
conformance	37.16% <ø> (+<0.01%)	⬆️
e2e	42.63% <ø> (-0.01%)	⬇️
integration	22.08% <ø> (-0.05%)	⬇️
rust	0.22% <ø> (ø)
unit	91.83% <ø> (+<0.01%)	⬆️
unit-migrate	91.90% <ø> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.