extended target is not mandatory

rainboard/migrations/0065_alter_robotpkg_extended_target.py

+# Generated by Django 3.2.7 on 2021-10-11 09:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rainboard', '0064_main_focal'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='robotpkg',
+            name='extended_target',
+            field=models.ManyToManyField(blank=True, null=True, to='rainboard.Target'),
+        ),
+    ]

rainboard/models.py

@@ -886,7 +886,7 @@ class Robotpkg(NamedModel):
 
     same_py = models.BooleanField(default=True)
 
-    extended_target = models.ManyToManyField(Target)
+    extended_target = models.ManyToManyField(Target, blank=True, null=True)
 
     def main_page(self):
         if self.category != 'wip':