feat(F-048): completed feature

project/src/modules/backoffice/domain/backoffice-user.ts

@@ -0,0 +1,26 @@
+/**
+ * FIX-14: Backoffice user domain model.
+ * Backoffice users (admin/editor) are physically separated from storefront
+ * customers (identity_users) and authenticate through a separate mechanism.
+ */
+export type BackofficeRole = 'admin' | 'editor';
+
+export interface BackofficeUser {
+  id: string;
+  email: string;
+  role: BackofficeRole;
+  mfaEnrolled: boolean;
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+export interface BackofficeUserWithHash extends BackofficeUser {
+  passwordHash: string;
+}
+
+export interface NewBackofficeUser {
+  email: string;
+  passwordHash: string;
+  role?: BackofficeRole;
+  mfaEnrolled?: boolean;
+}