feat: add phone number

src/fellchensammlung/migrations/0016_rescueorganization_phone_number.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.1 on 2024-11-13 15:33
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('fellchensammlung', '0015_rescueorganization_comment'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='rescueorganization',
+            name='phone_number',
+            field=models.CharField(blank=True, max_length=15, null=True, verbose_name='Telefonnummer'),
+        ),
+    ]