allow disable sharing for spaces

cookbook/migrations/0134_space_allow_sharing.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.4 on 2021-06-15 19:07
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cookbook', '0133_sharelink_abuse_blocked'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='space',
+            name='allow_sharing',
+            field=models.BooleanField(default=True),
+        ),
+    ]