table has no column namedのエラーを解決できません

前提・実現したいこと

Djangoを用いてwebアプリ作成中です。
DB内のグループというテーブルに新しくデータを追加できるようにしたいです。

ディレクトリ構成

C:<project名>
│ db.sqlite3
│ manage.py
│
├─myapp
│ │ admin.py
│ │ apps.py
│ │ forms.py
│ │ models.py
│ │ tests.py
│ │ urls.py
│ │ views.py
│ │ init.py
│ │
│ ├─migrations
│ │ │ 0001_initial.py
│ │ │ init.py
│ │ │
│ │ └─__pycache__
│ │ 0001_initial.cpython-37.pyc
│ │ init.cpython-37.pyc
│ │
│ ├─static
│ │ └─myapp
│ │ base.css
│ │ comment.css
│ │ group_create.css
│ │ group_list.css
│ │ index.css
│ │ login.css
│ │ signup.css
│ │ userpage.css
│ │
│ ├─templates
│ │ └─myapp
│ │ base.html
│ │ comment.html
│ │ group_create.html
│ │ group_list.html
│ │ group_thread.html
│ │ index.html
│ │ login.html
│ │ mypage.html
│ │ signup.html
│ │ userpage.html
│ │ userupdate.html
│
├─media
│ └─myapp
│ ├─groups
│ │ group_defo.jpg
│ │
│ └─users
│ user_defo.jpg
│
└─project2
│ settings.py
│ urls.py
│ wsgi.py
│ init.py
│

発生している問題・エラーメッセージ

OperationalError at /myapp/group_create/
table myapp_group has no column named group_img

該当のソースコード

myapp/models.py

from django.db import models
from django.core.validators import MinLengthValidator
from django.utils import timezone
from django.conf import settings
from django.contrib.auth.models import User

class Group(models.Model):
	title = models.CharField('GroupName',max_length=50,validators=[MinLengthValidator(1)])
	group_img = models.ImageField(upload_to='myapp/groups', default='/media/myapp/groups/group_defo.jpg')
	create_user = models.ForeignKey(User, on_delete=models.CASCADE)
	
	def __str__(self):
		return self.title

myapp/forms.py

from django import forms
from .models import Group, Comment, Profile
from django.contrib.auth.models import User

class GroupCreateForm(forms.ModelForm):
    
    class Meta:
        model=Group
        fields=("title", "group_img")

myapp/views.py

from django.shortcuts import render, get_object_or_404, redirect
from .forms import *
from django.views import generic
from .models import Group, Comment, Profile
from django.urls import reverse_lazy
from django.db.models import Q
from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import User

@login_required
def GroupCreate(request):
	#送信内容を基にフォームを作る
	form=GroupCreateForm(request.POST or None)
	
	#method=POST(送信ボタンを押下)時、入力内容に問題がなければ
	if request.method=='POST' and form.is_valid():
		create_user = User
		form.save()
		return redirect('myapp:group_list')
		
	#通常時のページアクセスや入力内容に誤りがあればまたページを表示
	context={
		'form':form
	}
	return render(request,'myapp/group_create.html',context)

myapp\migrations\0001_initial.py

from django.conf import settings
import django.core.validators
from django.db import migrations, models
import django.db.models.deletion
import django.utils.timezone


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name='Group',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('title', models.CharField(max_length=50, validators=[django.core.validators.MinLengthValidator(1)], verbose_name='GroupName')),
                ('group_img', models.ImageField(default='/media/myapp/groups/group_defo.jpg', upload_to='myapp/groups')),
                ('create_user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
            ],
        ),
    ]