fix: move v2 pkgs (#1331)

* fix: move eventstore pkgs

* fix: move eventstore pkgs

* fix: remove v2 view

* fix: remove v2 view

internal/domain/oidc_mapping_field.go

@@ -0,0 +1,15 @@
+package domain
+
+type OIDCMappingField int32
+
+const (
+	OIDCMappingFieldUnspecified OIDCMappingField = iota
+	OIDCMappingFieldPreferredLoginName
+	OIDCMappingFieldEmail
+	// count is for validation purposes
+	oidcMappingFieldCount
+)
+
+func (f OIDCMappingField) Valid() bool {
+	return f > 0 && f < oidcMappingFieldCount
+}