Merge branch 'openapi-rotation-min-value' into 'master'

Add a missing minimum value on Element.rotation_angle

See merge request !1517

arkindex/documents/migrations/0045_alter_element_rotation_angle.py

+# Generated by Django 3.2.3 on 2021-11-03 09:27
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0044_remove_metadata_index'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='element',
+            name='rotation_angle',
+            field=models.SmallIntegerField(default=0, help_text='Clockwise rotation to apply to the image after cropping, in degrees.', validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(359)]),
+        ),
+    ]

arkindex/documents/models.py

@@ -164,7 +164,7 @@ class Element(IndexableModel):
     polygon = LinearRingField(srid=0, null=True, blank=True)
 
     rotation_angle = models.SmallIntegerField(
-        validators=[MaxValueValidator(359)],
+        validators=[MinValueValidator(0), MaxValueValidator(359)],
         default=0,
         help_text='Clockwise rotation to apply to the image after cropping, in degrees.',
     )