feat: add optional address data to location

src/fellchensammlung/migrations/0041_location_city_location_country_location_housenumber_and_more.py

@@ -0,0 +1,42 @@
+# Generated by Django 5.1.4 on 2025-04-06 06:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('fellchensammlung', '0040_alter_rescueorganization_allows_using_materials'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='location',
+            name='city',
+            field=models.CharField(blank=True, max_length=200, null=True),
+        ),
+        migrations.AddField(
+            model_name='location',
+            name='country',
+            field=models.CharField(blank=True, help_text='Standardisierter Ländercode nach ISO 3166-1 ALPHA-2', max_length=2, null=True, verbose_name='Ländercode'),
+        ),
+        migrations.AddField(
+            model_name='location',
+            name='housenumber',
+            field=models.CharField(blank=True, max_length=20, null=True),
+        ),
+        migrations.AddField(
+            model_name='location',
+            name='postcode',
+            field=models.CharField(blank=True, max_length=20, null=True),
+        ),
+        migrations.AddField(
+            model_name='location',
+            name='street',
+            field=models.CharField(blank=True, max_length=200, null=True),
+        ),
+        migrations.AlterUniqueTogether(
+            name='rescueorganization',
+            unique_together={('external_object_identifier', 'external_source_identifier')},
+        ),
+    ]