version/2025.8.1

See https://docs.goauthentik.io/docs/releases/2025.8#fixed-in-202581


## What's Changed
* *: Fix dead doc link (cherry-pick #16288) by @rissson in https://github.com/goauthentik/authentik/pull/16297
* web: fix "Explore integrations" link in Quick actions (cherry-pick #16274) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16285
* web: Fix hidden textarea `required` attribute. (cherry-pick #16168) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16275
* providers/oauth2: fix logout token missing sid, fix wrong sub mode used (cherry-pick #16295) by @rissson in https://github.com/goauthentik/authentik/pull/16299
* lifecycle: set PROMETHEUS_MULTIPROC_DIR as early as possible (cherry-pick #16298) by @rissson in https://github.com/goauthentik/authentik/pull/16302
* web: Fix issue where clicking a list item scrolls container (cherry-pick #16174) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16278
* web: Improvements to ReCaptcha resizing (cherry-pick #16171) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16281
* web: Fix form group slots (cherry-pick #16276) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16277
* web: Username truncation, field alignment. (cherry-pick #16283) by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16284
* website/docs: add link in 2025.8 rel notes to back-channel logout doc (cherry pick #16306) by @tanberry in https://github.com/goauthentik/authentik/pull/16318
* core: use email backend for test_email management command (cherry-pick #16311) by @rissson in https://github.com/goauthentik/authentik/pull/16337
* packages/django-dramatiq-postgres: middleware: fix listening on hosts where ipv6 is not supported (cherry-pick #16308) by @rissson in https://github.com/goauthentik/authentik/pull/16305
* outposts: fix service connection update task arguments (cherry-pick #16312) by @rissson in https://github.com/goauthentik/authentik/pull/16313
* outposts: allow ingress path type configuration (cherry-pick #16339) by @rissson in https://github.com/goauthentik/authentik/pull/16341
* website: Hotfix version 2025.8/website versioning by @GirlBossRush in https://github.com/goauthentik/authentik/pull/16336
* packages/django-dramatiq-postgres: broker: fix various timing issues (cherry-pick #16340) by @rissson in https://github.com/goauthentik/authentik/pull/16342


**Full Changelog**: https://github.com/goauthentik/authentik/compare/version/2025.8.0...version/2025.8.1