feat: Identity brokering (#730)

* feat: add/ remove external idps

* feat: external idp add /remove

* fix: auth proto

* fix: handle login

* feat: loginpolicy on authrequest

* feat: idp providers on login

* feat: link external idp

* fix: check login policy on check username

* feat: add mapping fields for idp config

* feat: use user org id if existing

* feat: use user org id if existing

* feat: register external user

* feat: register external user

* feat: user linking

* feat: user linking

* feat: design external login

* feat: design external login

* fix: tests

* fix: regenerate login design

* feat: next step test linking process

* feat: next step test linking process

* feat: cascade remove external idps on user

* fix: tests

* fix: tests

* feat: external idp requsts on users

* fix: generate protos

* feat: login styles

* feat: login styles

* fix: link user

* fix: register user on specifig org

* fix: user linking

* fix: register external, linking auto

* fix: remove unnecessary request from proto

* fix: tests

* fix: new oidc package

* fix: migration version

* fix: policy permissions

* Update internal/ui/login/static/i18n/en.yaml

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* Update internal/ui/login/static/i18n/en.yaml

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* Update internal/ui/login/handler/renderer.go

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* Update internal/ui/login/handler/renderer.go

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* fix: pr requests

* Update internal/ui/login/handler/link_users_handler.go

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* fix: pr requests

* fix: pr requests

* fix: pr requests

* fix: login name size

* fix: profile image light

* fix: colors

* fix: pr requests

* fix: remove redirect uri validator

* fix: remove redirect uri validator

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

internal/auth/repository/eventsourcing/view/idp_configs.go

@@ -0,0 +1,57 @@
+package view
+
+import (
+	"github.com/caos/zitadel/internal/errors"
+	iam_model "github.com/caos/zitadel/internal/iam/model"
+	"github.com/caos/zitadel/internal/iam/repository/view"
+	iam_es_model "github.com/caos/zitadel/internal/iam/repository/view/model"
+	global_view "github.com/caos/zitadel/internal/view/repository"
+)
+
+const (
+	idpConfigTable = "auth.idp_configs"
+)
+
+func (v *View) IDPConfigByID(idpID string) (*iam_es_model.IDPConfigView, error) {
+	return view.IDPByID(v.Db, idpConfigTable, idpID)
+}
+
+func (v *View) GetIDPConfigsByAggregateID(aggregateID string) ([]*iam_es_model.IDPConfigView, error) {
+	return view.GetIDPConfigsByAggregateID(v.Db, idpConfigTable, aggregateID)
+}
+
+func (v *View) SearchIDPConfigs(request *iam_model.IDPConfigSearchRequest) ([]*iam_es_model.IDPConfigView, uint64, error) {
+	return view.SearchIDPs(v.Db, idpConfigTable, request)
+}
+
+func (v *View) PutIDPConfig(idp *iam_es_model.IDPConfigView, sequence uint64) error {
+	err := view.PutIDP(v.Db, idpConfigTable, idp)
+	if err != nil {
+		return err
+	}
+	return v.ProcessedIDPConfigSequence(sequence)
+}
+
+func (v *View) DeleteIDPConfig(idpID string, eventSequence uint64) error {
+	err := view.DeleteIDP(v.Db, idpConfigTable, idpID)
+	if err != nil && !errors.IsNotFound(err) {
+		return err
+	}
+	return v.ProcessedIDPConfigSequence(eventSequence)
+}
+
+func (v *View) GetLatestIDPConfigSequence() (*global_view.CurrentSequence, error) {
+	return v.latestSequence(idpConfigTable)
+}
+
+func (v *View) ProcessedIDPConfigSequence(eventSequence uint64) error {
+	return v.saveCurrentSequence(idpConfigTable, eventSequence)
+}
+
+func (v *View) GetLatestIDPConfigFailedEvent(sequence uint64) (*global_view.FailedEvent, error) {
+	return v.latestFailedEvent(idpConfigTable, sequence)
+}
+
+func (v *View) ProcessedIDPConfigFailedEvent(failedEvent *global_view.FailedEvent) error {
+	return v.saveFailedEvent(failedEvent)
+}