fix(public): 修复用户可见性、额度、验证与 Codex 探测

frontend/src/api/auth.ts

@@ -33,6 +33,7 @@ export interface UserStats {
 
 export interface SendVerificationCodeRequest {
   email: string
+  turnstile_token?: string
 }
 
 export interface SendVerificationCodeResponse {
@@ -67,6 +68,7 @@ export interface RegisterRequest {
   email?: string
   username: string
   password: string
+  turnstile_token?: string
 }
 
 export interface RegisterResponse {
@@ -81,6 +83,8 @@ export interface RegistrationSettingsResponse {
   require_email_verification: boolean
   email_configured: boolean
   password_policy_level: string
+  turnstile_enabled?: boolean
+  turnstile_site_key?: string | null
 }
 
 export interface AuthSettingsResponse {
@@ -153,10 +157,17 @@ export const authApi = {
     return response.data
   },
 
-  async sendVerificationCode(email: string): Promise<SendVerificationCodeResponse> {
+  async sendVerificationCode(
+    email: string,
+    turnstileToken?: string
+  ): Promise<SendVerificationCodeResponse> {
+    const payload: SendVerificationCodeRequest = { email }
+    if (turnstileToken) {
+      payload.turnstile_token = turnstileToken
+    }
     const response = await apiClient.post<SendVerificationCodeResponse>(
       '/api/auth/send-verification-code',
-      { email }
+      payload
     )
     return response.data
   },

frontend/src/api/me.ts

@@ -30,7 +30,7 @@ export interface UserPreferences {
   avatar_url?: string
   bio?: string
   default_provider_id?: string // UUID
-  default_provider?: Record<string, unknown>
+  default_provider?: Record<string, unknown> | string | null // 仅管理员可见
   theme: string
   language: string
   timezone?: string
@@ -52,7 +52,7 @@ export interface ProviderConfig {
 // 使用记录接口
 export interface UsageRecordDetail {
   id: string
-  provider: string
+  provider?: string // 仅管理员可见
   model: string
   input_tokens: number
   effective_input_tokens?: number