feat: Implement initial core features including course browsing, authentication, user dashboard, and internationalization.

Frontend-Learner/types/auth.ts

@@ -0,0 +1,41 @@
+/**
+ * @file auth.ts
+ * @description Type definitions for authentication and user profiles.
+ */
+
+export interface User {
+  id: number
+  username: string
+  email: string
+  email_verified_at?: string | null
+  created_at?: string
+  updated_at?: string
+  role: {
+    code: string // เช่น 'STUDENT', 'INSTRUCTOR', 'ADMIN'
+    name: { th: string; en: string }
+  }
+  profile?: {
+    prefix: { th: string; en: string }
+    first_name: string
+    last_name: string
+    phone: string | null
+    avatar_url: string | null
+  }
+}
+
+export interface LoginResponse {
+  token: string
+  refreshToken: string
+  user: User
+  profile: User['profile']
+}
+
+export interface RegisterPayload {
+  username: string
+  email: string
+  password: string
+  first_name: string
+  last_name: string
+  prefix: { th: string; en: string }
+  phone: string
+}