add bookmark model

judge/migrations/0138_bookmark_makebookmark.py

@@ -0,0 +1,38 @@
+# Generated by Django 3.2.16 on 2022-11-17 17:13
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('judge', '0137_auto_20221116_2201'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='BookMark',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('page', models.CharField(db_index=True, max_length=30, verbose_name='associated page')),
+            ],
+            options={
+                'verbose_name': 'bookmark',
+                'verbose_name_plural': 'bookmarks',
+            },
+        ),
+        migrations.CreateModel(
+            name='MakeBookMark',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('bookmark', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='bookmark', to='judge.bookmark')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='user_bookmark', to='judge.profile')),
+            ],
+            options={
+                'verbose_name': 'make bookmark',
+                'verbose_name_plural': 'make bookmarks',
+                'unique_together': {('user', 'bookmark')},
+            },
+        ),
+    ]