refactor: stricer domain: notifications

toju-app/src/app/domains/authentication/domain/models/authentication.model.ts

@@ -0,0 +1,11 @@
+/**
+ * Response returned by the authentication endpoints (login / register).
+ */
+export interface LoginResponse {
+  /** Unique user identifier assigned by the server. */
+  id: string;
+  /** Login username. */
+  username: string;
+  /** Human-readable display name. */
+  displayName: string;
+}