some more preview image and embed card related stuff

src/c3nav/mapdata/models/locations.py

@@ -655,10 +655,17 @@ class Position(CustomLocationProxyMixin, models.Model):
         })
         return result
 
+    @property
+    def title(self):
+        return self.name
+
     @property
     def slug(self):
         return 'p:%s' % self.secret
 
+    def get_slug(self):
+        return self.slug
+
     def serialize(self, *args, **kwargs):
         return {
             'dynamic': True,