feat: 重构核心租住流程页面与交互体验

统一注册、看房、申请与入住等核心页面的视觉和流程衔接，补齐支付、签约与状态流转闭环，提升移动端操作连贯性。

utils/login-helper.js

@@ -77,9 +77,18 @@ export function extractLoginSession(response = {}, language = 'zh') {
     throw new Error(getText(language, '登录成功但未返回 accessToken', 'Login succeeded but accessToken is missing'))
   }
 
+  const userCode = responseData.userCode
+    || responseData.code
+    || nestedData.userCode
+    || nestedData.code
+    || response.userCode
+    || response.code
+    || ''
+
   return {
     token,
-    expires
+    expires,
+    userCode
   }
 }
 
@@ -98,11 +107,13 @@ export function buildLoginSessionUser(options = {}) {
   const account = source.account || ''
   const password = source.password || ''
   const language = source.language || 'zh'
+  const userCode = source.userCode || ''
 
   if (latestRegistration) {
     return buildUserFromRegistrationApplication(latestRegistration, {
       password,
-      language
+      language,
+      userCode
     })
   }
 
@@ -113,7 +124,8 @@ export function buildLoginSessionUser(options = {}) {
   return normalizeUser({
     account,
     username: account,
-    password
+    password,
+    userCode
   })
 }
 
@@ -124,6 +136,7 @@ export function resolveLoginPreparation(options = {}) {
   const latestRegistration = source.latestRegistration || null
   const account = source.account || ''
   const password = source.password || ''
+  const userCode = source.userCode || ''
 
   if (!latestRegistration) {
     return {
@@ -132,7 +145,8 @@ export function resolveLoginPreparation(options = {}) {
         matchedLocalUser,
         account,
         password,
-        language
+        language,
+        userCode
       })
     }
   }
@@ -163,8 +177,9 @@ export function resolveLoginPreparation(options = {}) {
       latestRegistration,
       matchedLocalUser,
       account,
-        password,
-        language
+      password,
+      language,
+      userCode
     })
   }
 }