重构扑克牌设计系统：修复后端渲染bug，重写前端编辑器

backend/apps/projects/migrations/0002_project_card_overrides_project_design_and_more.py

@@ -0,0 +1,54 @@
+# Generated by Django 5.2.14 on 2026-06-01 05:55
+
+import apps.projects.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='project',
+            name='card_overrides',
+            field=models.JSONField(default=apps.projects.models.default_card_overrides),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='design',
+            field=models.JSONField(default=apps.projects.models.default_design),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='face_orientations',
+            field=models.JSONField(default=dict),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='number_layout',
+            field=models.JSONField(default=dict),
+        ),
+        migrations.AlterField(
+            model_name='asset',
+            name='file_name',
+            field=models.CharField(blank=True, max_length=100),
+        ),
+        migrations.AlterField(
+            model_name='asset',
+            name='file_path',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+        migrations.AlterField(
+            model_name='asset',
+            name='height',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='asset',
+            name='width',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+    ]