| 123456789101112131415161718192021222324252627282930 | <!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="width=device-width, initial-scale=1.0">    <title>Checklist</title>    <script>        // Function to focus on the input field        function focusInput() {            document.getElementById('itemInput').focus();        }    </script></head><body onload="focusInput()">    <h1>Checklist</h1>    <form method="POST" onsubmit="focusInput()">        <input type="text" id="itemInput" name="item" placeholder="Add a new item" required>        <button type="submit">Add</button>    </form>    <ul>        {% for item in items %}            <li style="text-decoration: {{ 'line-through' if item.checked else 'none' }};">                {{ item.name }}                <a href="{{ url_for('check', item_id=loop.index0) }}">[Check]</a>            </li>        {% endfor %}    </ul>    <a href="{{ url_for('list') }}">View List</a></body></html>
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