diff --git a/.gitignore b/.gitignore
index 4162e6f..1e555de 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# VS Code
+.vscode
+
 ### Django ###
 *.log
 *.pot
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 115a287..e350327 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,3 +1,4 @@
+exclude: '^blog/migrations/'
 repos:
 -   repo: https://github.com/asottile/add-trailing-comma
     rev: v2.4.0
diff --git a/blog/__init__.py b/blog/__init__.py
new file mode 100644
index 0000000..3b88414
--- /dev/null
+++ b/blog/__init__.py
@@ -0,0 +1 @@
+"""A Django app for blog."""
diff --git a/blog/admin.py b/blog/admin.py
new file mode 100644
index 0000000..2c26065
--- /dev/null
+++ b/blog/admin.py
@@ -0,0 +1 @@
+"""Django admin panel for the blog app."""
diff --git a/blog/apps.py b/blog/apps.py
new file mode 100644
index 0000000..af82708
--- /dev/null
+++ b/blog/apps.py
@@ -0,0 +1,10 @@
+"""Configuration file of the blog app."""
+
+from django.apps import AppConfig
+
+
+class BlogConfig(AppConfig):
+    """A class for the blog app configuration."""
+
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'blog'
diff --git a/blog/migrations/0001_initial.py b/blog/migrations/0001_initial.py
new file mode 100644
index 0000000..dc70f16
--- /dev/null
+++ b/blog/migrations/0001_initial.py
@@ -0,0 +1,29 @@
+# Generated by Django 3.2.18 on 2023-08-22 09:14
+
+import django.db.models.deletion
+import django.utils.timezone
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Post',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=200)),
+                ('text', models.TextField()),
+                ('created_date', models.DateTimeField(default=django.utils.timezone.now)),
+                ('published_date', models.DateTimeField(blank=True, null=True)),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]
diff --git a/blog/migrations/__init__.py b/blog/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/blog/models.py b/blog/models.py
new file mode 100644
index 0000000..1010da7
--- /dev/null
+++ b/blog/models.py
@@ -0,0 +1,26 @@
+"""Models for the blog app."""
+
+from django.conf import settings
+from django.db import models
+from django.utils import timezone
+
+
+class Post(models.Model):
+    """A blog post model."""
+
+    author = models.ForeignKey(
+        settings.AUTH_USER_MODEL, on_delete=models.CASCADE,
+    )
+    title = models.CharField(max_length=200)
+    text = models.TextField()
+    created_date = models.DateTimeField(default=timezone.now)
+    published_date = models.DateTimeField(blank=True, null=True)
+
+    def publish(self):
+        """Mark the post published."""
+        self.published_date = timezone.now
+        self.save()
+
+    def __str__(self):
+        """Render a Post representation as a string."""
+        return str(self.title)
diff --git a/blog/tests.py b/blog/tests.py
new file mode 100644
index 0000000..f4694fe
--- /dev/null
+++ b/blog/tests.py
@@ -0,0 +1 @@
+"""Tests for the blog app."""
diff --git a/blog/views.py b/blog/views.py
new file mode 100644
index 0000000..cb4c6a0
--- /dev/null
+++ b/blog/views.py
@@ -0,0 +1 @@
+"""Views of the blog app."""
diff --git a/mysite/settings.py b/mysite/settings.py
index 3e04f11..2bdcdde 100644
--- a/mysite/settings.py
+++ b/mysite/settings.py
@@ -20,7 +20,7 @@
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = ['127.0.0.1']
+ALLOWED_HOSTS = ['127.0.0.1', 'localhost']
 
 
 # Application definition
@@ -32,6 +32,7 @@
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'blog',
 ]
 
 MIDDLEWARE = [