我在heroku上部署了我的django项目。除了一些图片坏了之外，这个站点运行的很好。这些图片都是我通过django管理上传到我的站点的。这些图片是通过在django管理页面的图片字段中提供url上传到我的站点的。所有的图片都是用html代码硬编码的，并且是静态的。我的项目中的images文件夹被显示。我应该对我的www.example.com文件做任何更改settings.py来显示这些图片吗？如何解决这个问题？
我的settings.py文件

"""
Django settings for ecommerce project.

Generated by 'django-admin startproject' using Django 2.2.

For more information on this file, see
https://docs.djangoproject.com/en/2.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.2/ref/settings/
"""

import os

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.2/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'gm1zyhprh9=9+4@vu*^8g30(pg*xq6e@0z1)h81hc2evd7n*^v'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = False

ALLOWED_HOSTS = ['market-shaurya.herokuapp.com', '127.0.0.1']

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django_filters',
    'store.apps.StoreConfig',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',

    'whitenoise.middleware.WhiteNoiseMiddleware',

    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'ecommerce.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

WSGI_APPLICATION = 'ecommerce.wsgi.application'

# Database
# https://docs.djangoproject.com/en/2.2/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
    }
}

# Password validation
# https://docs.djangoproject.com/en/2.2/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]

# Internationalization
# https://docs.djangoproject.com/en/2.2/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.2/howto/static-files/

STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')
STATIC_URL = '/static/'
STATICFILES_DIRS = [
    os.path.join(BASE_DIR, 'static')
]

MEDIA_URL='/images/'
MEDIA_ROOT=os.path.join(BASE_DIR, 'static/images')

我的store.html模板文件

{% extends 'store/main.html' %}
{% load static %}

{% block content %}
    <div class="row">

        {% for product in products %}
            <div class="col-lg-4">
                <img class="thumbnail" src="{{product.imageURL}}">
                <div class="middle">
                    <div class="text"><strong><strong>{{product.description}}</strong></strong></div>
                </div>
                <div class="box-element product">
                    <h6><strong>{{product.name}}</strong></h6>
                    <hr>

                    <button data-product="{{product.id}}" data-action="add" class="btn btn-outline-secondary add-btn update-cart">Add to Cart</button>

                    <a class="btn btn-outline-success" href="#">View</a>
                    <h4 style="display: inline-block; float: right"><strong>₹{{product.price|floatformat:2}}</strong></h4>
                </div>
            </div>
        {% endfor %}
    </div>
{% endblock content %}

请注意src="{{product.imageURL}}。这是我将图片上传到此购物车的方式。