add url for importing disk image

Signed-off-by: Nico Schottelius <nico@nico-notebook.schottelius.org>

uncloud/uncloud_vm/migrations/0007_auto_20200229_1559.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.0.3 on 2020-02-29 15:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_vm', '0006_auto_20200229_1545'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='vmdiskimageproduct',
+            name='import_url',
+            field=models.URLField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='vmdiskimageproduct',
+            name='size_in_gb',
+            field=models.FloatField(blank=True, null=True),
+        ),
+    ]