chore: move the go code into a subfolder

apps/api/internal/domain/oidc_settings.go

@@ -0,0 +1,37 @@
+package domain
+
+import (
+	"time"
+
+	"github.com/zitadel/zitadel/internal/eventstore/v1/models"
+)
+
+type OIDCSettings struct {
+	models.ObjectRoot
+
+	State   OIDCSettingsState
+	Default bool
+
+	AccessTokenLifetime        time.Duration
+	IdTokenLifetime            time.Duration
+	RefreshTokenIdleExpiration time.Duration
+	RefreshTokenExpiration     time.Duration
+}
+
+type OIDCSettingsState int32
+
+const (
+	OIDCSettingsStateUnspecified OIDCSettingsState = iota
+	OIDCSettingsStateActive
+	OIDCSettingsStateRemoved
+
+	oidcSettingsStateCount
+)
+
+func (c OIDCSettingsState) Valid() bool {
+	return c >= 0 && c < oidcSettingsStateCount
+}
+
+func (s OIDCSettingsState) Exists() bool {
+	return s != OIDCSettingsStateUnspecified && s != OIDCSettingsStateRemoved
+}