feat: 优化首页服务入口与租住业务流程

补齐首页待办跳转、押金支付引导和多类租住服务页面能力，统一租客端关键业务流程体验。

utils/todo-route.js

@@ -0,0 +1,64 @@
+function ensureArray(value) {
+  return Array.isArray(value) ? value : []
+}
+
+function pickFirstText() {
+  for (let index = 0; index < arguments.length; index += 1) {
+    const value = arguments[index]
+    if (value === null || value === undefined) continue
+    const text = String(value).trim()
+    if (text) return text
+  }
+  return ''
+}
+
+function normalizeNumber(value, fallback = 0) {
+  const num = Number(value)
+  return Number.isFinite(num) ? num : fallback
+}
+
+function normalizeTodoEntry(raw) {
+  if (raw && typeof raw === 'object') {
+    return {
+      ...raw,
+      _todoCode: pickFirstText(raw.code, raw.no, raw.contractNo, raw.billNo, raw.orderNo, raw.referenceTypeNo)
+    }
+  }
+  const text = pickFirstText(raw)
+  return text ? { code: text, _todoCode: text } : null
+}
+
+function extractTodoEntries(item) {
+  const sourceList = [item && item.items, item && item.codes, item && item.list, item && item.data]
+  for (let index = 0; index < sourceList.length; index += 1) {
+    const current = sourceList[index]
+    if (!Array.isArray(current)) continue
+    return current.map(entry => normalizeTodoEntry(entry)).filter(Boolean)
+  }
+  return []
+}
+
+export function extractTodoRows(response) {
+  const payload = response && response.data !== undefined ? response.data : response
+  if (Array.isArray(payload)) return payload
+  if (!payload || typeof payload !== 'object') return []
+  if (Array.isArray(payload.data)) return payload.data
+  if (payload.data && Array.isArray(payload.data.data)) return payload.data.data
+  return []
+}
+
+export function normalizeTodoList(rows = []) {
+  return ensureArray(rows).map((item) => {
+    const entries = extractTodoEntries(item)
+    const count = Math.max(normalizeNumber(item && item.count, entries.length), entries.length)
+    return {
+      todoType: String(item && item.todoType !== undefined ? item.todoType : ''),
+      todoTypeDesc: pickFirstText(item && item.todoTypeDesc),
+      count,
+      entries,
+      codes: entries
+        .map(entry => ({ code: pickFirstText(entry && entry._todoCode) }))
+        .filter(entry => entry.code)
+    }
+  }).filter(item => item.count > 0 || item.entries.length > 0 || item.todoTypeDesc)
+}