Create database migrations

app/YtManagerApp/migrations/subscription_last_synchronised.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.5 on 2019-11-14 20:54
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('YtManagerApp', '0012_auto_20190819_1615'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='subscription',
+            name='last_synchronised',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+    ]