Redesign login/register with Mento branding and email/mobile OTP.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/web/src/stores/auth.ts

@@ -1,6 +1,12 @@
 import { defineStore } from 'pinia';
 import { computed, ref } from 'vue';
-import type { AuthUserDto, LoginResponse } from '@mento/shared';
+import type {
+  AuthUserDto,
+  LoginChallengeResponse,
+  LoginResponse,
+  RegisterChallengeResponse,
+  RegisterOrganizationRequest,
+} from '@mento/shared';
 import { api } from '@/lib/api';
 
 const TOKEN_KEY = 'mento_token';
@@ -39,19 +45,40 @@ export const useAuthStore = defineStore('auth', () => {
     clearLegacy();
   }
 
-  async function login(email: string, password: string) {
-    const { data } = await api.post<LoginResponse>('/auth/login', { email, password });
+  async function startLogin(identifier: string, password: string) {
+    const { data } = await api.post<LoginChallengeResponse>('/auth/login', {
+      identifier,
+      password,
+    });
+    return data;
+  }
+
+  async function verifyLogin(challengeId: string, code: string) {
+    const { data } = await api.post<LoginResponse>('/auth/login/verify', {
+      challengeId,
+      code,
+    });
     persist(data);
   }
 
-  async function register(payload: {
-    organizationName: string;
-    fullName: string;
-    email: string;
-    password: string;
-    businessField: string;
-  }) {
-    const { data } = await api.post<LoginResponse>('/auth/register', payload);
+  async function startRegister(payload: RegisterOrganizationRequest) {
+    const { data } = await api.post<RegisterChallengeResponse>(
+      '/auth/register',
+      payload,
+    );
+    return data;
+  }
+
+  async function verifyRegister(
+    challengeId: string,
+    emailCode: string,
+    mobileCode: string,
+  ) {
+    const { data } = await api.post<LoginResponse>('/auth/register/verify', {
+      challengeId,
+      emailCode,
+      mobileCode,
+    });
     persist(data);
   }
 
@@ -67,8 +94,10 @@ export const useAuthStore = defineStore('auth', () => {
     token,
     user,
     isAuthenticated,
-    login,
-    register,
+    startLogin,
+    verifyLogin,
+    startRegister,
+    verifyRegister,
     logout,
   };
 });