chore: 将后端移动到 api/ 目录，准备合并为单仓库

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

api/task/migrations/0001_initial.py

@@ -0,0 +1,58 @@
+# Generated by Django 5.1.6 on 2025-03-06 16:03
+
+import django.db.models.deletion
+import django_extensions.db.fields
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Task',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created', django_extensions.db.fields.CreationDateTimeField(auto_now_add=True, verbose_name='created')),
+                ('modified', django_extensions.db.fields.ModificationDateTimeField(auto_now=True, verbose_name='modified')),
+                ('display', models.IntegerField(unique=True)),
+                ('title', models.CharField(max_length=100)),
+                ('content', models.TextField()),
+                ('task_type', models.CharField(choices=[('challenge', 'Challenge'), ('tutorial', 'Tutorial')], editable=False, max_length=20)),
+                ('is_public', models.BooleanField(default=False)),
+            ],
+            options={
+                'get_latest_by': 'modified',
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='Challenge',
+            fields=[
+                ('task_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='task.task')),
+                ('score', models.IntegerField(default=0)),
+            ],
+            options={
+                'verbose_name': '挑战',
+                'verbose_name_plural': '挑战',
+                'ordering': ('display',),
+            },
+            bases=('task.task',),
+        ),
+        migrations.CreateModel(
+            name='Tutorial',
+            fields=[
+                ('task_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='task.task')),
+            ],
+            options={
+                'verbose_name': '教程',
+                'verbose_name_plural': '教程',
+                'ordering': ('display',),
+            },
+            bases=('task.task',),
+        ),
+    ]

api/task/migrations/0002_alter_task_display.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.6 on 2025-03-10 10:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='task',
+            name='display',
+            field=models.IntegerField(db_index=True, unique=True),
+        ),
+    ]

api/task/migrations/0003_alter_task_content_alter_task_display_and_more.py

@@ -0,0 +1,38 @@
+# Generated by Django 5.1.6 on 2025-03-10 12:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0002_alter_task_display'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='task',
+            name='content',
+            field=models.TextField(verbose_name='内容'),
+        ),
+        migrations.AlterField(
+            model_name='task',
+            name='display',
+            field=models.IntegerField(db_index=True, unique=True, verbose_name='序号'),
+        ),
+        migrations.AlterField(
+            model_name='task',
+            name='is_public',
+            field=models.BooleanField(default=False, verbose_name='是否公开'),
+        ),
+        migrations.AlterField(
+            model_name='task',
+            name='task_type',
+            field=models.CharField(choices=[('challenge', 'Challenge'), ('tutorial', 'Tutorial')], editable=False, max_length=20, verbose_name='类型'),
+        ),
+        migrations.AlterField(
+            model_name='task',
+            name='title',
+            field=models.CharField(max_length=100, verbose_name='标题'),
+        ),
+    ]

api/task/migrations/0004_alter_task_task_type.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.6 on 2025-03-18 06:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0003_alter_task_content_alter_task_display_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='task',
+            name='task_type',
+            field=models.CharField(choices=[('challenge', '挑战'), ('tutorial', '教程')], editable=False, max_length=20, verbose_name='类型'),
+        ),
+    ]

api/task/migrations/0005_alter_task_options_alter_task_display_and_more.py

@@ -0,0 +1,26 @@
+# Generated by Django 6.0.1 on 2026-03-03 14:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0004_alter_task_task_type'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='task',
+            options={},
+        ),
+        migrations.AlterField(
+            model_name='task',
+            name='display',
+            field=models.IntegerField(db_index=True, verbose_name='序号'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='task',
+            unique_together={('display', 'task_type')},
+        ),
+    ]

api/task/migrations/0006_challenge_pass_score.py

@@ -0,0 +1,18 @@
+# Generated by Django 6.0.1 on 2026-03-09 11:47
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0005_alter_task_options_alter_task_display_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='challenge',
+            name='pass_score',
+            field=models.FloatField(blank=True, null=True, verbose_name='通过分数线'),
+        ),
+    ]

api/task/migrations/0007_taskasset.py

@@ -0,0 +1,29 @@
+# Generated by Django 6.0.1 on 2026-04-13 09:33
+
+import django.db.models.deletion
+import task.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0006_challenge_pass_score'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='TaskAsset',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100, verbose_name='文件名')),
+                ('file', models.FileField(upload_to=task.models.task_asset_upload_to, verbose_name='文件')),
+                ('task', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='assets', to='task.task')),
+            ],
+            options={
+                'verbose_name': '任务素材',
+                'verbose_name_plural': '任务素材',
+                'unique_together': {('task', 'name')},
+            },
+        ),
+    ]

api/task/migrations/0008_challenge_author.py

@@ -0,0 +1,28 @@
+# Generated by Codex on 2026-05-06
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ("task", "0007_taskasset"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="challenge",
+            name="author",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name="authored_challenges",
+                to=settings.AUTH_USER_MODEL,
+                verbose_name="出题人",
+            ),
+        ),
+    ]

api/task/migrations/0009_task_example_css_task_example_html_task_example_js.py

@@ -0,0 +1,28 @@
+# Generated by Django 6.0.1 on 2026-06-07 11:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0008_challenge_author'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='task',
+            name='example_css',
+            field=models.TextField(blank=True, null=True, verbose_name='示例CSS'),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='example_html',
+            field=models.TextField(blank=True, null=True, verbose_name='示例HTML'),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='example_js',
+            field=models.TextField(blank=True, null=True, verbose_name='示例JS'),
+        ),
+    ]

api/task/migrations/0010_alter_task_task_type_creation.py

@@ -0,0 +1,37 @@
+# Generated by Django 6.0.1 on 2026-08-14 15:13
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('task', '0009_task_example_css_task_example_html_task_example_js'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='task',
+            name='task_type',
+            field=models.CharField(choices=[('challenge', '挑战'), ('tutorial', '教程'), ('creation', '创作')], editable=False, max_length=20, verbose_name='类型'),
+        ),
+        migrations.CreateModel(
+            name='Creation',
+            fields=[
+                ('task_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='task.task')),
+                ('html', models.TextField(blank=True, default='', verbose_name='HTML代码')),
+                ('css', models.TextField(blank=True, default='', verbose_name='CSS代码')),
+                ('js', models.TextField(blank=True, default='', verbose_name='JS代码')),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='creations', to=settings.AUTH_USER_MODEL, verbose_name='创作者')),
+            ],
+            options={
+                'verbose_name': '创作',
+                'verbose_name_plural': '创作',
+                'ordering': ('-created',),
+            },
+            bases=('task.task',),
+        ),
+    ]