website/docs: add info about invalidation flow, default flows in general

[tanberry]

DRAFT

This PR adds a new section about default flows, and commonly used flows, and the new invalidation flow.

TODO: add description for remaining flows in the list.

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

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.55%. Comparing base (3fc0904) to head (27ed3cf).
Report is 2 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #11800      +/-   ##
==========================================
- Coverage   92.56%   92.55%   -0.02%     
==========================================
  Files         760      760              
  Lines       37732    37736       +4     
==========================================
- Hits        34926    34925       -1     
- Misses       2806     2811       +5     

Flag	Coverage Δ
e2e	49.17% <ø> (-0.07%)	⬇️
integration	24.94% <ø> (-0.01%)	⬇️
unit	90.12% <ø> (-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-27ed3cf3591bf1e4bc4bc14a60faa00999ffdff3
AUTHENTIK_OUTPOSTS__CONTAINER_IMAGE_BASE=ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s

For arm64, use these values:

AUTHENTIK_IMAGE=ghcr.io/goauthentik/dev-server
AUTHENTIK_TAG=gh-27ed3cf3591bf1e4bc4bc14a60faa00999ffdff3-arm64
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-27ed3cf3591bf1e4bc4bc14a60faa00999ffdff3

For arm64, use these values:

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-27ed3cf3591bf1e4bc4bc14a60faa00999ffdff3-arm64

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