new image features

backend/server/adventures/migrations/migrate_images.py

@@ -0,0 +1,29 @@
+from django.db import migrations
+
+def move_images_to_new_model(apps, schema_editor):
+    Adventure = apps.get_model('adventures', 'Adventure')
+    AdventureImage = apps.get_model('adventures', 'AdventureImage')
+
+    for adventure in Adventure.objects.all():
+        if adventure.image:
+            AdventureImage.objects.create(
+                adventure=adventure,
+                image=adventure.image,
+                user_id=adventure.user_id,
+            )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0001_initial'),
+        ('adventures', '0002_adventureimage'),
+    ]
+
+    operations = [
+        migrations.RunPython(move_images_to_new_model),
+        migrations.RemoveField(
+            model_name='Adventure',
+            name='image',
+        ),
+    ]