perf: 完善新用户引导

packages/server/src/auth/auth.service.ts

@@ -8,6 +8,7 @@ import { WechatService } from './wechat.service'
 export interface LoginResult {
   token: string
   user: User
+  isNewUser: boolean
 }
 
 export interface JwtPayload {
@@ -69,6 +70,8 @@ export class AuthService {
       where: { openid },
     })
 
+    const isNewUser = existingUser === null
+
     const user =
       existingUser ??
       (await this.prisma.user.create({
@@ -89,7 +92,7 @@ export class AuthService {
       sessionKeyStore.set(updated.id, sessionKey)
       const payload: JwtPayload = { sub: updated.id, role: updated.role as UserRole }
       const token = this.jwtService.sign(payload)
-      return { token, user: updated }
+      return { token, user: updated, isNewUser: false }
     }
 
     sessionKeyStore.set(user.id, sessionKey)
@@ -97,7 +100,7 @@ export class AuthService {
     const payload: JwtPayload = { sub: user.id, role: user.role as UserRole }
     const token = this.jwtService.sign(payload)
 
-    return { token, user }
+    return { token, user, isNewUser }
   }
 
   async bindPhone(