header.ejs

<!DOCTYPE>
<html>
<head>
<meta charset="utf-8">
<title>learn about me !</title>
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
</head>    
<body>
<div class='navbar navbar-default navbar-static-top'  role='navigation'>
    

<div class='container'>
    <div class='navbar-header'>
        <a href="/" class='navbar-brand'>learn about me</a>
    </div>
    <ul class='nav navbar-nav navbar-right'>
        <% if (currentUser){ %>
        <li>
        <a href="/edit">
        Hello, <%= currentUser.name() %>
        </a>
        
        </li>
        <li>
        <a href="/logout">log out</a>
        </li>
        <%  } else {  %>
        <li><a href="/login">login</a></li>
        <li><a href="/signup">sign up</a></li>
        <% } %>
    </ul>
</div>
</div>
    <div class="container">
    <% errors.forEach((error)=>{ %>
    <div class="alert alert-danger" role="alert">
    <%= error %>
    
    </div>
    
    <% }) %>
    <% infos.forEach((info)=>{%>
    <div class="alert alert-info" role="alert">
    <%= info  %>
    
    </div>
    <% }) %>