<html>
    <body>
        <form action="/shutdown" method="post">
            <button type="submit">Quit</button>
        </form>
        <p><a href="https://stedolan.github.io/jq/manual/#Basicfilters"><code>jq</code> documentation</a></p>
        <form action="/update-filter" method="post">
            <label for="filter">Filter <code>{{ filename }}</code>:</label>
            <input type="text" id="filter" name="jq_filter" value="{{ filter }}">
        </form>
        <pre><code>{{ json }}</code></pre>
    </body>
</html>