test/templates/frontend/index.html.twig

{% extends 'base.html.twig' %}

{% block body %}
    <h1>Printers</h1>
    <table id="table">
        <tr>
            <th>Name</th>
            <th>Price</th>
            <th>Build Volume</th>
            <th>Max Speed</th>
        </tr>
    </table>
{% endblock %}