feat(site): integrate multilingual content management / 集成多语言内容管理

完善官网、管理后台与后端的多语言内容编辑和发布流程，调整站点页面及相关接口，并同步数据库脚本。

新增容器部署配置，改用环境变量注入数据库凭据；补充仓库忽略规则，并停止跟踪本地环境文件和 Maven 构建产物。

frontend/src/api/customer.js

@@ -1,7 +1,13 @@
 /**
- * 门户客户服务（若依公开接口）- 在线留言、招商加盟、联系信息
+ * 门户客户服务（若依公开接口）- 在线留言、联系信息
  */
 import { nextTick } from 'vue'
+import i18n from '../i18n'
+
+function ui(key, fallback = '') {
+  const v = i18n.global.t(key)
+  return v && v !== key ? v : fallback
+}
 
 function escapeHtml(text) {
   if (text == null || text === '') {
@@ -39,13 +45,19 @@ export async function fetchContactList() {
  */
 export async function submitMessage(data) {
   const base = (import.meta.env.VITE_SITE_API_BASE || '/site').replace(/\/$/, '')
-  const res = await fetch(`${base}/message/submit`, {
+  const inquiryPayload = {
+    inquiryName: data?.messageName || '',
+    inquiryPhone: data?.messagePhone || '',
+    inquiryProduct: data?.messageEmail || '',
+    inquiryMessage: data?.messageContent || ''
+  }
+  const res = await fetch(`${base}/product/inquiry`, {
     method: 'POST',
     credentials: 'omit',
     headers: {
       'Content-Type': 'application/json'
     },
-    body: JSON.stringify(data)
+    body: JSON.stringify(inquiryPayload)
   })
   if (!res.ok) {
     throw new Error(`HTTP ${res.status}`)
@@ -54,28 +66,12 @@ export async function submitMessage(data) {
 }
 
 /**
- * 提交招商申请
- * @param {Object} data { applyName, applyPhone, applyCompany, applyIntent, applyArea }
- * @returns {Promise<Object>}
+ * 注入联系信息并初始化留言表单
  */
-export async function submitJoinApply(data) {
-  const base = (import.meta.env.VITE_SITE_API_BASE || '/site').replace(/\/$/, '')
-  const res = await fetch(`${base}/join/apply`, {
-    method: 'POST',
-    credentials: 'omit',
-    headers: {
-      'Content-Type': 'application/json'
-    },
-    body: JSON.stringify(data)
-  })
-  if (!res.ok) {
-    throw new Error(`HTTP ${res.status}`)
-  }
-  return await res.json()
+export async function injectContactAndInitForms() {
+  await injectContactInfo()
+  initMessageForm()
 }
-
-/**
- * 将联系信息注入到页面
  * 注入目标：联系我们页面的联系信息展示区域
  */
 export async function injectContactInfo() {
@@ -141,20 +137,20 @@ export function initMessageForm() {
     }
 
     if (!data.messageName || !data.messagePhone || !data.messageContent) {
-      alert('请填写姓名、联系电话和留言内容')
+      alert(ui('ui.form.contact_required'))
       return
     }
 
     try {
       const result = await submitMessage(data)
       if (result.code === 200) {
-        alert('留言提交成功，我们会尽快与您联系！')
+        alert(ui('ui.status.submit_ok_message'))
         form.reset()
       } else {
-        alert(result.msg || '提交失败，请稍后重试')
+        alert(result.msg || ui('ui.status.submit_fail_retry'))
       }
     } catch (error) {
-      alert('提交失败，请稍后重试')
+      alert(ui('ui.status.submit_fail_retry'))
     }
   }
 
@@ -163,64 +159,6 @@ export function initMessageForm() {
   submitBtn?.addEventListener('click', submitHandler)
 }
 
-/**
- * 初始化招商申请表单
- * 给招商表单绑定提交事件
- */
-export function initJoinForm() {
-  const form = resolveJoinForm()
-  if (!form) {
-    return
-  }
-  if (form.dataset.huayangBoundJoin === '1') {
-    return
-  }
-  form.dataset.huayangBoundJoin = '1'
-
-  const submitHandler = async (event) => {
-    event.preventDefault()
-
-    const data = {
-      applyName: pickFormValue(form, ['name', 'applyName'], ['姓名', '联系人']),
-      applyPhone: pickFormValue(form, ['phone', 'applyPhone'], ['电话', '手机', '联系方式']),
-      applyCompany: pickFormValue(form, ['company', 'applyCompany'], ['公司', '企业']),
-      applyIntent: pickFormValue(form, ['intent', 'applyIntent'], ['意向', '需求']),
-      applyArea: pickFormValue(form, ['area', 'applyArea'], ['区域', '地区'])
-    }
-
-    if (!data.applyName || !data.applyPhone) {
-      alert('请填写姓名和联系电话')
-      return
-    }
-
-    try {
-      const result = await submitJoinApply(data)
-      if (result.code === 200) {
-        alert('申请提交成功，我们的招商经理会尽快与您联系！')
-        form.reset()
-      } else {
-        alert(result.msg || '提交失败，请稍后重试')
-      }
-    } catch (error) {
-      alert('提交失败，请稍后重试')
-    }
-  }
-
-  form.addEventListener('submit', submitHandler)
-  const submitBtn = form.querySelector('.e_formBtn-16, .e_formBtn-96, .btn-primary')
-  submitBtn?.addEventListener('click', submitHandler)
-}
-
-/**
- * 注入联系信息并初始化表单
- * 页面初始化时调用
- */
-export async function injectContactAndInitForms() {
-  await injectContactInfo()
-  initMessageForm()
-  initJoinForm()
-}
-
 function resolveMessageForm() {
   const explicit = document.querySelector('.message-form, #messageForm')
   if (explicit) return explicit
@@ -230,15 +168,6 @@ function resolveMessageForm() {
   return document.querySelector('.e_form-10, form.e_form-10, form.e_form-94')
 }
 
-function resolveJoinForm() {
-  const explicit = document.querySelector('.join-form, #joinForm')
-  if (explicit) return explicit
-  const isJoinPage =
-    window.location.search.includes('page=join') || window.location.pathname.toLowerCase().includes('join')
-  if (!isJoinPage) return null
-  return document.querySelector('form.e_form-94, .e_form-94')
-}
-
 function pickFormValue(form, nameCandidates, placeholderCandidates) {
   const byName = nameCandidates
     .map((name) => form.querySelector(`[name="${name}"]`))