Catalog license should not be mandatory

dcat/migrations/0013_alter_catalog_licence.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0 on 2024-01-06 20:55
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("dcat", "0012_distribution_external_access_url"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="catalog",
+            name="licence",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                to="dcat.licencedocument",
+            ),
+        ),
+    ]

dcat/models.py

@@ -38,9 +38,9 @@ class Catalog(models.Model):
     title = models.CharField(max_length=255)
     description = models.TextField()
     publisher = models.ForeignKey("Agent", on_delete=models.CASCADE)
-    licence = models.ForeignKey("LicenceDocument", on_delete=models.SET_NULL, null=True)
 
     # Recommended properties
+    licence = models.ForeignKey("LicenceDocument", on_delete=models.SET_NULL, blank=True, null=True)
     themes = models.ManyToManyField("DataTheme", blank=True)
     homepage = models.URLField(blank=True)
 

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = django-dcat
-version = 0.0.5
+version = 0.0.6
 description = A Django app that provides a model layer and tools for DCAT applications.
 long_description = file: README.rst
 url = https://github.com/pdelboca/django-dcat/