Webman フレームワークを使用してオンライン Q&A およびナレッジ ベース機能を実装するにはどうすればよいですか?

pip install webman

webman createproject question_answer
cd question_answer

webman createapp qa

cd qa

from webman import db

class Question(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    title = db.Column(db.String(100))
    content = db.Column(db.Text)
    created_at = db.Column(db.DateTime, default=db.func.current_timestamp())

class Answer(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    question_id = db.Column(db.Integer, db.ForeignKey('question.id'))
    content = db.Column(db.Text)
    created_at = db.Column(db.DateTime, default=db.func.current_timestamp())

from webman import app, db
from .models import Question, Answer

@app.route('/')
def index():
    questions = Question.query.all()
    return render_template('index.html', questions=questions)

@app.route('/question/<int:question_id>')
def question_detail(question_id):
    question = Question.query.get(question_id)
    answers = question.answers
    return render_template('question_detail.html', question=question, answers=answers)

@app.route('/answer/<int:answer_id>/edit', methods=['GET', 'POST'])
def edit_answer(answer_id):
    answer = Answer.query.get(answer_id)
    if request.method == 'POST':
        answer.content = request.form['content']
        db.session.commit()
        return redirect(url_for('question_detail', question_id=answer.question_id))
    return render_template('edit_answer.html', answer=answer)

{% for question in questions %}
    <h3>{{ question.title }}</h3>
    <p>{{ question.content }}</p>
{% endfor %}

<h3>{{ question.title }}</h3>
<p>{{ question.content }}</p>
{% for answer in answers %}
    <p>{{ answer.content }}</p>
{% endfor %}

<form action="{{ url_for('edit_answer', answer_id=answer.id) }}" method="post">
    <textarea name="content">{{ answer.content }}</textarea>
    <input type="submit" value="保存">
</form>

webman runserver