v0.0.7 | 블로그 기능 개선

- Post 모델 개선 (author_id, updated_at, view_count 등)
- Tag 모델 및 태그 기능 추가
- 댓글 기능 추가
- API 확장

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

blog/migrations/0002_alter_post_options_post_author_id_post_updated_at_and_more.py

@@ -0,0 +1,44 @@
+# Generated by Django 4.2.14 on 2026-01-14 12:59
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('blog', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='post',
+            options={'ordering': ['-created_at']},
+        ),
+        migrations.AddField(
+            model_name='post',
+            name='author_id',
+            field=models.CharField(blank=True, default='', max_length=150),
+        ),
+        migrations.AddField(
+            model_name='post',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.CreateModel(
+            name='Comment',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('content', models.TextField()),
+                ('author_id', models.CharField(blank=True, default='', max_length=150)),
+                ('author_name', models.CharField(max_length=150)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('parent', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='replies', to='blog.comment')),
+                ('post', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='comments', to='blog.post')),
+            ],
+            options={
+                'ordering': ['created_at'],
+            },
+        ),
+    ]

blog/migrations/0003_tag_post_tags.py

@@ -0,0 +1,29 @@
+# Generated by Django 4.2.14 on 2026-01-14 13:19
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('blog', '0002_alter_post_options_post_author_id_post_updated_at_and_more'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Tag',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=50, unique=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+            ],
+            options={
+                'ordering': ['name'],
+            },
+        ),
+        migrations.AddField(
+            model_name='post',
+            name='tags',
+            field=models.ManyToManyField(blank=True, related_name='posts', to='blog.tag'),
+        ),
+    ]