Merge loginpanel into main and release 0.5.0

See merge request !68

Resolve "Update ingress API to networking.k8s.io/v1"

See merge request !59

Resolve "make redirect URL explicit"

See merge request !69

Resolve "fix schema to make username unique"

See merge request !67

Merge branch 'loginpanel' into 106-update-ingress-api-to-networking-k8s-io-v1

Merge branch '116-allow-password-change-without-ssl-public-endpoint-in-startup-job' into 'loginpanel'

Resolve "allow password change without SSL/public endpoint in startup job"

See merge request !66

Resolve "Use kratos id as subject during login"

See merge request !65

Merge branch '115-use-kratos-id-as-subject-during-login' of open.greenhost.net:stackspin/single-sign-on into 115-use-kratos-id-as-subject-during-login

Resolve "Embed login panel in helmchart"

See merge request !62

Merge branch '108-embed-login-panel-in-helmchart' of open.greenhost.net:stackspin/single-sign-on into 108-embed-login-panel-in-helmchart