feat(huya): 整合 App 协议登录获取 Cookie 全链路并与 Web 登录解耦

- core/huya: 新增 app_login, wup_encoder, nonce_forge, cert_forge, envelope_forge, device_profile, udb_aes
- core/huya/__init__.py: 导出 login_huya_app_password 与 HuyaAppPasswordLogin
- web/backend: 新增 /accounts/app-password-login 与 /accounts/app-password-login/selected 路由及 Schema，与原 Web 密码登录独立分开
- web/frontend: 增加 App 登录 API 与前端界面“App 登录选中”操作，弹窗结果明确区分
- tests: 新增 test_huya_app_login.py 单元测试覆盖全链路

web/frontend/src/api/huya.ts

@@ -15,6 +15,7 @@ import type {
   HuyaPasswordAccountImportResult,
   HuyaPasswordLoginBatchResult,
   HuyaPasswordLoginRequest,
+  HuyaAppPasswordLoginRequest,
   HuyaPasswordLoginResult,
   HuyaPasswordLoginSelectedRequest,
   HuyaRechargeGoodsItem,
@@ -49,6 +50,10 @@ export const huyaApi = {
     api.post<HuyaPasswordLoginResult, HuyaPasswordLoginResult>('/huya/accounts/password-login', data),
   passwordLoginSelected: (data: HuyaPasswordLoginSelectedRequest) =>
     api.post<HuyaPasswordLoginBatchResult, HuyaPasswordLoginBatchResult>('/huya/accounts/password-login/selected', data),
+  appPasswordLogin: (data: HuyaAppPasswordLoginRequest) =>
+    api.post<HuyaPasswordLoginResult, HuyaPasswordLoginResult>('/huya/accounts/app-password-login', data),
+  appPasswordLoginSelected: (data: HuyaPasswordLoginSelectedRequest) =>
+    api.post<HuyaPasswordLoginBatchResult, HuyaPasswordLoginBatchResult>('/huya/accounts/app-password-login/selected', data),
   smsCode: (data: HuyaSmsCodeRequest) =>
     api.post<HuyaSmsCodeResult, HuyaSmsCodeResult>('/huya/accounts/sms-code', data, { timeout: 120000 }),
   smsLogin: (data: HuyaSmsLoginRequest) =>