feat: Add basic embeddable view for ans of rescue orgs

src/fellchensammlung/models.py

@@ -421,6 +421,13 @@ class AdoptionNotice(models.Model):
             num_per_sex[sex] = self.animals.filter(sex=sex).count()
         return num_per_sex
 
+    @property
+    def species(self):
+        species = set()
+        for animal in self.animals:
+            species.add(animal.species)
+        return species
+
     @property
     def last_checked_hr(self):
         time_since_last_checked = timezone.now() - self.last_checked
@@ -466,7 +473,6 @@ class AdoptionNotice(models.Model):
     def description_100_short(self):
         return self._get_short_description(90)
 
-
     def get_absolute_url(self):
         """Returns the url to access a detailed page for the adoption notice."""
         return reverse('adoption-notice-detail', args=[str(self.id)])