feat: add PostgreSQL web installation wizard
Signed Release / release (push) Failing after 5m1s

This commit is contained in:
Qiufeng
2026-08-04 07:42:20 +08:00
parent b714f9851e
commit 1affcd9a5e
61 changed files with 1992 additions and 431 deletions
@@ -0,0 +1,27 @@
server:
port: ${SERVER_PORT:8091}
shutdown: graceful
spring:
application:
name: kaidi-erp-installer
lifecycle:
timeout-per-shutdown-phase: 5s
jackson:
default-property-inclusion: non_null
erp:
install:
token: ${ERP_SETUP_TOKEN:}
install-root: ${ERP_INSTALL_ROOT:./runtime}
config-file: ${ERP_CONFIG_FILE:./runtime/config/erp.env}
pending-file: ${ERP_INSTALL_PENDING_FILE:./runtime/install.pending}
lock-file: ${ERP_INSTALL_LOCK_FILE:./runtime/install.lock}
operation-lock-file: ${ERP_INSTALL_OPERATION_LOCK_FILE:./runtime/install-operation.lock}
version: ${ERP_RELEASE_VERSION:development}
exit-after-complete: ${ERP_INSTALL_EXIT_AFTER_COMPLETE:true}
logging:
level:
root: INFO
com.kaidi.oa.install: INFO
@@ -0,0 +1,571 @@
<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="robots" content="noindex,nofollow">
<title>凯迪 ERP 安装向导</title>
<style>
:root {
color-scheme: light;
font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
color: #172033;
background: #f3f5f8;
font-synthesis: none;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: #f3f5f8; }
button, input, select { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }
.topbar {
height: 64px;
display: flex;
align-items: center;
justify-content: space-between;
padding: 0 32px;
color: #fff;
background: #1d3557;
border-bottom: 3px solid #2f6fed;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark {
width: 32px;
height: 32px;
display: grid;
place-items: center;
border: 1px solid #91b3e7;
border-radius: 6px;
background: #fff;
color: #1d3557;
font-size: 13px;
font-weight: 800;
}
.brand-name { font-size: 16px; font-weight: 700; white-space: nowrap; }
.topbar-label { color: #dbe7f8; font-size: 13px; white-space: nowrap; }
.shell {
width: min(1040px, calc(100% - 40px));
margin: 36px auto 48px;
display: grid;
grid-template-columns: 232px minmax(0, 1fr);
gap: 24px;
align-items: start;
}
.steps {
padding: 18px 0;
background: #fff;
border: 1px solid #dfe4ec;
border-radius: 8px;
}
.step {
position: relative;
display: grid;
grid-template-columns: 30px 1fr;
gap: 11px;
min-height: 62px;
padding: 8px 18px;
color: #748096;
}
.step:not(:last-child)::after {
content: "";
position: absolute;
left: 32px;
top: 42px;
width: 1px;
height: 28px;
background: #d8dee8;
}
.step-index {
width: 28px;
height: 28px;
display: grid;
place-items: center;
border: 1px solid #c9d1de;
border-radius: 50%;
background: #fff;
font-size: 12px;
font-weight: 700;
}
.step-copy { padding-top: 4px; }
.step-title { display: block; color: #4b586d; font-size: 14px; font-weight: 650; }
.step-state { display: block; margin-top: 4px; font-size: 12px; }
.step.active .step-index { border-color: #2f6fed; background: #2f6fed; color: #fff; }
.step.active .step-title { color: #183a72; }
.step.done .step-index { border-color: #25805a; background: #e8f5ee; color: #187149; }
.panel {
min-height: 540px;
padding: 30px 34px 28px;
background: #fff;
border: 1px solid #dfe4ec;
border-radius: 8px;
box-shadow: 0 6px 18px rgba(24, 38, 61, 0.06);
}
.panel-head { padding-bottom: 20px; border-bottom: 1px solid #e8ebf0; }
h1 { margin: 0; color: #172033; font-size: 24px; line-height: 1.3; letter-spacing: 0; }
.subtitle { margin: 8px 0 0; color: #69758a; font-size: 14px; line-height: 1.65; }
.section { padding-top: 24px; }
.check-list { display: grid; gap: 10px; }
.check-row {
min-height: 52px;
display: flex;
align-items: center;
justify-content: space-between;
gap: 16px;
padding: 12px 14px;
border: 1px solid #e1e6ed;
border-radius: 6px;
background: #fafbfc;
}
.check-label { font-size: 14px; font-weight: 600; }
.check-detail { margin-top: 3px; color: #778398; font-size: 12px; }
.badge {
flex: 0 0 auto;
padding: 4px 8px;
border-radius: 4px;
background: #e8f5ee;
color: #187149;
font-size: 12px;
font-weight: 650;
}
.badge.wait { background: #eef1f5; color: #667287; }
.form-grid { display: grid; grid-template-columns: 1fr 150px; gap: 18px 16px; }
.field.full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 7px; color: #334057; font-size: 13px; font-weight: 650; }
.required::after { content: " *"; color: #bd3131; }
input, select {
width: 100%;
height: 42px;
padding: 0 12px;
border: 1px solid #cbd3df;
border-radius: 5px;
outline: none;
background: #fff;
color: #172033;
transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus { border-color: #2f6fed; box-shadow: 0 0 0 3px rgba(47, 111, 237, .12); }
input.invalid { border-color: #bd3131; }
.hint { margin-top: 6px; color: #7b8799; font-size: 12px; line-height: 1.5; }
.notice {
margin-top: 18px;
padding: 12px 14px;
border: 1px solid #bcdcca;
border-radius: 6px;
background: #f0f8f4;
color: #176542;
font-size: 13px;
line-height: 1.55;
}
.notice.error { border-color: #ebc1c1; background: #fff5f5; color: #a52a2a; }
.notice.info { border-color: #c8d7ee; background: #f3f7fd; color: #315b91; }
.actions {
display: flex;
justify-content: flex-end;
gap: 10px;
margin-top: 28px;
padding-top: 20px;
border-top: 1px solid #e8ebf0;
}
.btn {
min-width: 104px;
height: 40px;
padding: 0 17px;
border: 1px solid #c8d0dc;
border-radius: 5px;
background: #fff;
color: #344056;
font-weight: 650;
}
.btn:hover { border-color: #8fa1ba; background: #f7f8fa; }
.btn.primary { border-color: #2f6fed; background: #2f6fed; color: #fff; }
.btn.primary:hover { border-color: #245fcf; background: #245fcf; }
.btn:disabled { cursor: not-allowed; border-color: #d7dce4; background: #e9edf2; color: #939dad; }
.summary { display: grid; gap: 1px; overflow: hidden; border: 1px solid #dfe4ec; border-radius: 6px; background: #dfe4ec; }
.summary-row { display: grid; grid-template-columns: 148px 1fr; gap: 16px; padding: 13px 15px; background: #fff; font-size: 13px; }
.summary-key { color: #707c90; }
.summary-value { min-width: 0; overflow-wrap: anywhere; color: #263248; font-weight: 600; }
.progress-list { display: grid; gap: 12px; margin-top: 8px; }
.progress-item { display: flex; align-items: center; gap: 12px; color: #6b7689; font-size: 14px; }
.progress-dot { width: 10px; height: 10px; border: 2px solid #aab3c1; border-radius: 50%; }
.progress-item.running { color: #254e86; font-weight: 600; }
.progress-item.running .progress-dot { border-color: #2f6fed; background: #2f6fed; box-shadow: 0 0 0 4px #eaf1fd; }
.progress-item.done { color: #187149; }
.progress-item.done .progress-dot { border-color: #25805a; background: #25805a; }
.complete-mark {
width: 58px;
height: 58px;
display: grid;
place-items: center;
margin-bottom: 18px;
border-radius: 50%;
background: #e8f5ee;
color: #187149;
font-size: 28px;
font-weight: 800;
}
.hidden { display: none !important; }
@media (max-width: 760px) {
.topbar { height: 58px; padding: 0 18px; }
.topbar-label { display: none; }
.shell { width: calc(100% - 24px); margin: 18px auto 30px; display: block; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 14px; padding: 10px 4px; }
.step { display: flex; min-height: auto; padding: 4px; flex-direction: column; align-items: center; gap: 5px; text-align: center; }
.step:not(:last-child)::after { left: calc(50% + 18px); top: 18px; width: calc(100% - 36px); height: 1px; }
.step-copy { padding: 0; }
.step-title { font-size: 11px; }
.step-state { display: none; }
.panel { min-height: 0; padding: 23px 18px 20px; }
h1 { font-size: 21px; }
.form-grid { grid-template-columns: 1fr; gap: 15px; }
.field.full { grid-column: auto; }
.summary-row { grid-template-columns: 1fr; gap: 5px; }
.actions { flex-wrap: wrap-reverse; }
.btn { flex: 1 1 120px; }
}
</style>
</head>
<body>
<header class="topbar">
<div class="brand">
<span class="brand-mark">KD</span>
<span class="brand-name">凯迪 ERP + OA</span>
</div>
<span class="topbar-label">首次安装向导</span>
</header>
<main class="shell">
<nav class="steps" aria-label="安装步骤">
<div class="step active" data-step-nav="1"><span class="step-index">1</span><span class="step-copy"><span class="step-title">环境检查</span><span class="step-state">运行环境</span></span></div>
<div class="step" data-step-nav="2"><span class="step-index">2</span><span class="step-copy"><span class="step-title">数据库</span><span class="step-state">PostgreSQL</span></span></div>
<div class="step" data-step-nav="3"><span class="step-index">3</span><span class="step-copy"><span class="step-title">管理员</span><span class="step-state">初始账号</span></span></div>
<div class="step" data-step-nav="4"><span class="step-index">4</span><span class="step-copy"><span class="step-title">安装</span><span class="step-state">初始化系统</span></span></div>
</nav>
<section class="panel">
<div id="fatal" class="hidden">
<div class="panel-head"><h1>安装链接不可用</h1><p class="subtitle">请回到服务器终端,使用安装程序输出的完整链接重新访问。</p></div>
<div class="notice error" id="fatal-message">链接缺少一次性安装令牌。</div>
</div>
<div id="view-1">
<div class="panel-head"><h1>环境检查</h1><p class="subtitle">确认安装程序和服务器运行环境已经准备就绪。</p></div>
<div class="section check-list">
<div class="check-row"><div><div class="check-label">Java 运行环境</div><div class="check-detail" id="java-detail">正在检测</div></div><span class="badge wait" id="java-badge">检测中</span></div>
<div class="check-row"><div><div class="check-label">安装程序</div><div class="check-detail" id="installer-detail">正在读取版本</div></div><span class="badge wait" id="installer-badge">检测中</span></div>
<div class="check-row"><div><div class="check-label">生产数据库要求</div><div class="check-detail">PostgreSQL 15 或更高版本</div></div><span class="badge">支持</span></div>
<div class="check-row"><div><div class="check-label">Redis</div><div class="check-detail">当前版本没有 Redis 运行依赖</div></div><span class="badge">无需配置</span></div>
</div>
<div id="status-message" class="notice info">正在连接本机安装服务。</div>
<div class="actions"><button class="btn primary" id="start-button" disabled>开始配置</button></div>
</div>
<div id="view-2" class="hidden">
<div class="panel-head"><h1>连接 PostgreSQL</h1><p class="subtitle">填写生产数据库连接信息,并完成真实连接测试。</p></div>
<form id="database-form" class="section form-grid" autocomplete="off">
<div class="field"><label class="required" for="db-host">服务器地址</label><input id="db-host" name="host" value="127.0.0.1" maxlength="253" required></div>
<div class="field"><label class="required" for="db-port">端口</label><input id="db-port" name="port" type="number" min="1" max="65535" value="5432" required></div>
<div class="field"><label class="required" for="db-name">数据库名</label><input id="db-name" name="database" value="kaidi_erp" maxlength="63" required></div>
<div class="field"><label class="required" for="db-ssl">SSL 模式</label><select id="db-ssl" name="sslMode"><option value="prefer">prefer</option><option value="require">require</option><option value="verify-full">verify-full</option><option value="verify-ca">verify-ca</option><option value="disable">disable</option><option value="allow">allow</option></select></div>
<div class="field full"><label class="required" for="db-user">数据库账号</label><input id="db-user" name="username" maxlength="128" autocomplete="username" required></div>
<div class="field full"><label class="required" for="db-password">数据库密码</label><input id="db-password" name="password" type="password" maxlength="500" autocomplete="new-password" required><div class="hint">密码只提交给当前服务器上的安装程序,不会显示在确认页。</div></div>
</form>
<div id="db-message" class="notice info">连接测试通过后才能继续。</div>
<div class="actions"><button class="btn" data-back="1">上一步</button><button class="btn" id="test-db-button">测试连接</button><button class="btn primary" id="database-next" disabled>下一步</button></div>
</div>
<div id="view-3" class="hidden">
<div class="panel-head"><h1>设置管理员</h1><p class="subtitle">创建系统的第一个管理员账号。</p></div>
<form id="admin-form" class="section form-grid" autocomplete="off">
<div class="field full"><label class="required" for="admin-login">管理员账号</label><input id="admin-login" name="loginName" value="admin" maxlength="64" autocomplete="username" required><div class="hint">以字母开头,可使用字母、数字、点、下划线和短横线。</div></div>
<div class="field full"><label class="required" for="admin-name">管理员姓名</label><input id="admin-name" name="displayName" maxlength="100" required></div>
<div class="field"><label class="required" for="admin-password">管理员密码</label><input id="admin-password" name="password" type="password" minlength="8" maxlength="200" autocomplete="new-password" required></div>
<div class="field"><label class="required" for="admin-confirm">确认密码</label><input id="admin-confirm" name="confirmPassword" type="password" minlength="8" maxlength="200" autocomplete="new-password" required></div>
</form>
<div id="admin-message" class="notice info">密码至少 8 位,请使用仅管理员本人知道的强密码。</div>
<div class="actions"><button class="btn" data-back="2">上一步</button><button class="btn primary" id="admin-next">下一步</button></div>
</div>
<div id="view-4" class="hidden">
<div id="confirm-view">
<div class="panel-head"><h1>确认并安装</h1><p class="subtitle">确认连接目标和管理员账号。安装开始后会执行数据库迁移。</p></div>
<div class="section summary" id="summary"></div>
<div class="notice info">安装不会覆盖已经包含业务用户的数据库。检测到现有系统时会立即停止。</div>
<div class="actions"><button class="btn" data-back="3">上一步</button><button class="btn primary" id="install-button">开始安装</button></div>
</div>
<div id="installing-view" class="hidden">
<div class="panel-head"><h1>正在安装</h1><p class="subtitle">请保持当前页面打开。</p></div>
<div class="section progress-list">
<div class="progress-item running" data-progress="1"><span class="progress-dot"></span><span>验证 PostgreSQL 连接</span></div>
<div class="progress-item" data-progress="2"><span class="progress-dot"></span><span>执行数据库迁移</span></div>
<div class="progress-item" data-progress="3"><span class="progress-dot"></span><span>创建管理员账号</span></div>
<div class="progress-item" data-progress="4"><span class="progress-dot"></span><span>启动正式服务并写入安装锁</span></div>
</div>
<div id="install-message" class="notice info">正在初始化,数据库规模较大时可能需要几分钟。</div>
</div>
<div id="complete-view" class="hidden">
<div class="complete-mark"></div>
<div class="panel-head"><h1>安装完成</h1><p class="subtitle">正式服务已经通过健康检查,安装向导已被删除。</p></div>
<div class="notice">管理员账号已创建,可以进入系统登录。</div>
<div class="actions"><button class="btn primary" id="enter-button">进入系统</button></div>
</div>
</div>
</section>
</main>
<script>
(() => {
const query = new URLSearchParams(location.search);
const queryToken = query.get('token') || '';
if (queryToken) sessionStorage.setItem('kaidi.setup.token', queryToken);
const token = queryToken || sessionStorage.getItem('kaidi.setup.token') || '';
if (queryToken) {
query.delete('token');
const clean = location.pathname + (query.toString() ? `?${query}` : '') + location.hash;
history.replaceState(null, '', clean);
}
const state = { step: 1, database: null, databaseFingerprint: '', administrator: null, installing: false };
const $ = (selector) => document.querySelector(selector);
const $$ = (selector) => Array.from(document.querySelectorAll(selector));
function showFatal(message) {
['#view-1', '#view-2', '#view-3', '#view-4'].forEach((id) => $(id).classList.add('hidden'));
$('#fatal').classList.remove('hidden');
$('#fatal-message').textContent = message;
}
async function api(path, options = {}) {
const response = await fetch(path, {
...options,
headers: { 'Content-Type': 'application/json', 'X-Setup-Token': token, ...(options.headers || {}) },
});
let payload;
try { payload = await response.json(); } catch { throw new Error('安装服务响应无效'); }
if (!response.ok || payload.code !== 0) throw new Error(payload.message || '请求失败');
return payload.data;
}
function go(step) {
state.step = step;
for (let i = 1; i <= 4; i += 1) {
$(`#view-${i}`).classList.toggle('hidden', i !== step);
const nav = $(`[data-step-nav="${i}"]`);
nav.classList.toggle('active', i === step);
nav.classList.toggle('done', i < step);
nav.querySelector('.step-index').textContent = i < step ? '✓' : String(i);
}
window.scrollTo({ top: 0, behavior: 'smooth' });
}
function databaseValue() {
const data = new FormData($('#database-form'));
return {
host: String(data.get('host') || '').trim(),
port: Number(data.get('port')),
database: String(data.get('database') || '').trim(),
username: String(data.get('username') || '').trim(),
password: String(data.get('password') || ''),
sslMode: String(data.get('sslMode') || ''),
};
}
function fingerprint(database) { return JSON.stringify(database); }
function invalidateDatabaseTest() {
if (state.databaseFingerprint && fingerprint(databaseValue()) !== state.databaseFingerprint) {
state.databaseFingerprint = '';
state.database = null;
$('#database-next').disabled = true;
$('#db-message').className = 'notice info';
$('#db-message').textContent = '连接信息已修改,请重新测试。';
}
}
function administratorValue() {
const data = new FormData($('#admin-form'));
return {
loginName: String(data.get('loginName') || '').trim(),
displayName: String(data.get('displayName') || '').trim(),
password: String(data.get('password') || ''),
confirmPassword: String(data.get('confirmPassword') || ''),
};
}
function renderSummary() {
const rows = [
['PostgreSQL', `${state.database.host}:${state.database.port}`],
['数据库', state.database.database],
['数据库账号', state.database.username],
['SSL 模式', state.database.sslMode],
['管理员账号', state.administrator.loginName],
['管理员姓名', state.administrator.displayName],
];
$('#summary').replaceChildren(...rows.map(([key, value]) => {
const row = document.createElement('div');
row.className = 'summary-row';
const label = document.createElement('span');
label.className = 'summary-key';
label.textContent = key;
const content = document.createElement('span');
content.className = 'summary-value';
content.textContent = value;
row.append(label, content);
return row;
}));
}
function setProgress(index) {
$$('[data-progress]').forEach((item) => {
const value = Number(item.dataset.progress);
item.classList.toggle('done', value < index);
item.classList.toggle('running', value === index);
});
}
async function pollFormalService() {
setProgress(4);
$('#install-message').textContent = '初始化完成,正在等待正式服务通过健康检查。';
const deadline = Date.now() + 240000;
while (Date.now() < deadline) {
await new Promise((resolve) => setTimeout(resolve, 2000));
try {
const response = await fetch('/api/oa/health', { cache: 'no-store' });
const body = await response.json();
if (response.ok && (body?.data?.status === 'UP' || body?.status === 'UP')) {
$$('[data-progress]').forEach((item) => { item.classList.remove('running'); item.classList.add('done'); });
$('#installing-view').classList.add('hidden');
$('#complete-view').classList.remove('hidden');
sessionStorage.removeItem('kaidi.setup.token');
return;
}
} catch { /* Service is changing from installer to the formal application. */ }
}
$('#install-message').className = 'notice error';
$('#install-message').textContent = '正式服务尚未就绪。请在服务器查看 kaidi-erp 服务日志,安装文件和安装锁不会被误删。';
}
$('#start-button').addEventListener('click', () => go(2));
$$('[data-back]').forEach((button) => button.addEventListener('click', () => go(Number(button.dataset.back))));
$('#database-form').addEventListener('input', invalidateDatabaseTest);
$('#database-form').addEventListener('change', invalidateDatabaseTest);
$('#test-db-button').addEventListener('click', async () => {
const form = $('#database-form');
if (!form.reportValidity()) return;
const button = $('#test-db-button');
const database = databaseValue();
button.disabled = true;
button.textContent = '测试中';
$('#db-message').className = 'notice info';
$('#db-message').textContent = '正在连接 PostgreSQL 并检查 pg_trgm 扩展。';
try {
const result = await api('/api/install/test-database', { method: 'POST', body: JSON.stringify(database) });
state.database = database;
state.databaseFingerprint = fingerprint(database);
$('#database-next').disabled = false;
$('#db-message').className = 'notice';
$('#db-message').textContent = `${result.message}${result.postgresVersion}`;
} catch (error) {
state.database = null;
state.databaseFingerprint = '';
$('#database-next').disabled = true;
$('#db-message').className = 'notice error';
$('#db-message').textContent = error.message;
} finally {
button.disabled = false;
button.textContent = '测试连接';
}
});
$('#database-next').addEventListener('click', () => {
if (!state.database || fingerprint(databaseValue()) !== state.databaseFingerprint) return invalidateDatabaseTest();
go(3);
});
$('#admin-next').addEventListener('click', () => {
const form = $('#admin-form');
if (!form.reportValidity()) return;
const administrator = administratorValue();
if (administrator.password !== administrator.confirmPassword) {
$('#admin-message').className = 'notice error';
$('#admin-message').textContent = '两次输入的管理员密码不一致。';
return;
}
state.administrator = {
loginName: administrator.loginName,
displayName: administrator.displayName,
password: administrator.password,
};
$('#admin-message').className = 'notice info';
$('#admin-message').textContent = '管理员信息已填写。';
renderSummary();
go(4);
});
$('#install-button').addEventListener('click', async () => {
if (state.installing || !state.database || !state.administrator) return;
state.installing = true;
$('#confirm-view').classList.add('hidden');
$('#installing-view').classList.remove('hidden');
setProgress(1);
try {
const request = { database: state.database, administrator: state.administrator };
setTimeout(() => setProgress(2), 700);
try {
await api('/api/install/complete', { method: 'POST', body: JSON.stringify(request) });
} catch (error) {
// The installer intentionally exits immediately after committing. A
// browser may see the TCP connection close before the JSON response
// is flushed; the formal health probe is the authoritative result.
if (!(error instanceof TypeError) && error.message !== '安装服务响应无效') throw error;
}
setProgress(3);
state.administrator.password = '';
state.database.password = '';
await pollFormalService();
} catch (error) {
state.installing = false;
$('#install-message').className = 'notice error';
$('#install-message').textContent = error.message;
const actions = document.createElement('div');
actions.className = 'actions';
const back = document.createElement('button');
back.className = 'btn';
back.textContent = '返回检查';
back.addEventListener('click', () => location.reload());
actions.append(back);
$('#installing-view').append(actions);
}
});
$('#enter-button').addEventListener('click', () => location.assign('/'));
async function boot() {
if (!token) return showFatal('链接缺少一次性安装令牌。请使用服务器终端输出的完整链接。');
try {
const status = await api('/api/install/status');
if (status.locked) return showFatal('系统已经完成安装,安装向导已锁定。');
if (status.pending) {
go(4);
$('#confirm-view').classList.add('hidden');
$('#installing-view').classList.remove('hidden');
return pollFormalService();
}
$('#java-detail').textContent = `Java ${status.javaVersion},最低要求 Java ${status.minimumJava}`;
$('#java-badge').className = 'badge';
$('#java-badge').textContent = '通过';
$('#installer-detail').textContent = `安装包版本 ${status.version}`;
$('#installer-badge').className = 'badge';
$('#installer-badge').textContent = '通过';
$('#status-message').className = 'notice';
$('#status-message').textContent = '服务器环境检查通过,可以开始配置。';
$('#start-button').disabled = false;
} catch (error) {
showFatal(error.message);
}
}
boot();
})();
</script>
</body>
</html>