4-8 수강중 질문

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4-8 수강중 질문
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오타가 없어보이는데 콘솔에 에러메세지가 나옵니다.
작성한 코드 및 에러 메세지
index.html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
          integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js"
            integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM"
            crossorigin="anonymous"></script>

    <link href="https://fonts.googleapis.com/css2?family=Gowun+Batang:wght@400;700&display=swap" rel="stylesheet">

    <title>선착순 공동구매</title>

    <style>
        * {
            font-family: 'Gowun Batang', serif;
            color: white;
        }

        body {
            background-image: linear-gradient(0deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://cdn.aitimes.com/news/photo/202010/132592_129694_3139.jpg');
            background-position: center;
            background-size: cover;
        }

        h1 {
            font-weight: bold;
        }

        .order {
            width: 500px;
            margin: 60px auto 0px auto;
            padding-bottom: 60px;
        }

        .mybtn {
            width: 100%;
        }

        .order > table {
            margin: 40px 0;
            font-size: 18px;
        }

        option {
            color: black;
        }
    </style>
    <script>
        $(document).ready(function () {
            show_order();
        });

        function show_order() {
            $.ajax({
                type: 'GET',
                url: '/mars',
                data: {},
                success: function (response) {
                    let rows = response['orders']
                    for (let i = 0; i < rows.length; i++) {
                        let name = rows[i]['name']
                        let address = rows[i]['address']
                        let size = rows[i]['size']

                        console.log(name, address, size)
                    }
                }
            });
        }

        function save_order() {
            let name = $('#name').val()
            let address = $('#address').val()
            let size = $('#size').val()

            $.ajax({
                type: 'POST',
                url: '/mars',
                data: { name_give: name, address_give: address, size_give: size},
                success: function (response) {
                    alert(response['msg'])
                    window.location.reload()
                }
            });
        }
    </script>
</head>
<body>
<div class="mask"></div>
<div class="order">
    <h1>화성에 땅 사놓기!</h1>
    <h3>가격: 평 당 500원</h3>
    <p>
        화성에 땅을 사둘 수 있다고?<br/>
        앞으로 백년 간 오지 않을 기회. 화성에서 즐기는 노후!
    </p>
    <div class="order-info">
        <div class="input-group mb-3">
            <span class="input-group-text">이름</span>
            <input id="name" type="text" class="form-control">
        </div>
        <div class="input-group mb-3">
            <span class="input-group-text">주소</span>
            <input id="address" type="text" class="form-control">
        </div>
        <div class="input-group mb-3">
            <label class="input-group-text" for="size">평수</label>
            <select class="form-select" id="size">
                <option selected>-- 주문 평수 --</option>
                <option value="10평">10평</option>
                <option value="20평">20평</option>
                <option value="30평">30평</option>
                <option value="40평">40평</option>
                <option value="50평">50평</option>
            </select>
        </div>
        <button onclick="save_order()" type="button" class="btn btn-warning mybtn">주문하기</button>
    </div>
    <table class="table">
        <thead>
        <tr>
            <th scope="col">이름</th>
            <th scope="col">주소</th>
            <th scope="col">평수</th>
        </tr>
        </thead>
        <tbody>
        <tr>
            <td>홍길동</td>
            <td>서울시 용산구</td>
            <td>20평</td>
        </tr>
        <tr>
            <td>임꺽정</td>
            <td>부산시 동구</td>
            <td>10평</td>
        </tr>
        <tr>
            <td>세종대왕</td>
            <td>세종시 대왕구</td>
            <td>30평</td>
        </tr>
        </tbody>
    </table>
</div>
</body>
</html>


app.py 

from flask import Flask, render_template, request, jsonify
app = Flask(__name__)

from pymongo import MongoClient
import certifi

ca = certifi.where()

client = MongoClient("mongodb+srv://test:sparta@cluster0.hmoqxl5.mongodb.net/?retryWrites=true&w=majority", tlsCAFile=ca)
db = client.dbsparta

@app.route('/')
def home():
    return render_template('index.html')

@app.route("/mars", methods=["POST"])
def web_mars_post():
    name_receive = request.form['name_give']
    address_receive = request.form['address_give']
    size_receive = request.form['size_give']

    doc = {
            'name':name_receive,
            'address':address_receive,
            'size':size_receive
    }
    db.mars.insert_one(doc)

    return jsonify({'msg': '주문 완료!'})

@app.route("/mars", methods=["GET"])
def web_mars_get():
    order_list = list(db.mars.find({}, {'_id': False}))
    return jsonify({'oreders':order_list})

if __name__ == '__main__':
    app.run('0.0.0.0', port=5001, debug=True)
오류 발생 시, 작성한 코드 전체와 에러 메시지를 첨부해 주세요.
Tip 1) </> 아이콘을 눌러 코드박스를 만들어 보세요.
Tip 2) Ctrl+A(맥의 경우 Command+A) 단축키로 코드를 한 번에 선택할 수 있어요!
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